Answer:
we know that
The rule of the translation is
That means
The translation is units to the right and units down
therefore
the answer in the attached figure
Step-by-step explanation:
Suppose are running a study/poll about the probability of catching the flu this year. You randomly sample 142 people and find that 69 of them match the condition you are testing. Suppose you have the following null and alternative hypotheses for a test you are running: H 0 : p = 0.54 H a : p < 0.54 Calculate the test statistic, rounded to 3 decimal places
The test statistic of null and alternative hypotheses for a test is 0.811.
69 of the 142 persons that were randomly chosen from a sample are found to meet the condition we are testing.
The sample proportion phat = 69 ÷ 142 = 0.489
n = 69
p = 0.54
the following are your test's null and alternate hypotheses:
\(H_0\) : p = 0.54
\(H_a\) : p < 0.54,
test statistic,
z = (phat - p) ÷ √(p × (1 - p) ÷ n)
z = (0.489 - 0.54) ÷ √((0.79 × 0.21) ÷ 42) = 0.811
A test statistic is a figure obtained from a statistical analysis. It explains how distant the observational values seem to be from the null hypothesis, which states that there is no correlation between the variables or distinction between the sample groups.
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hii please help asap ill give brainliest thanks
Answer: B) established a strong, central government
Answer:
The emperor Chandragupta is established a strong, centralized government
A bakery sold a total of 300 cupcakes in a day, and 57 of them were mocha flavored. What percentage of cupcakes sold that day were mocha flavored?
At the local carnival, a ride charges $3 for a child ticket and $6 for an adult ticket. If the ride collected a total of $144 and 36 tickets were sold, how many of each type of ticket was sold?
________ child tickets and _______ adult tickets.
Answer:
I think 36 for child and 18 for adult
Step-by-step explanation:
A cost function is a mathematical formula used to chart how production expenses will change at different output levels. Hence, \(25\) child tickets are sold and adults are \(15\).
What is the cost?
A cost function is a mathematical formula used to chart how production expenses will change at different output levels. In other words, it estimates the total cost of production given a specific quantity produced.
Let \(y\) be the number of child tickets sold
Then, \(40-y\) be the number of adults tickets sold
Each ticket costs $\(3\) and there are \(y\) child so it is of the form
\(3\)×\(y=3y\)
So, \(40-y\) tickets sold and each costs $\(5\), so it`s the cost is \(5(40-y)\).
\(3x+5(40-y)=150\\3y+200-5y=150\\200-2y=150\\-2y=150-200\\-2y=-50\\2y=50\\y=25\)
Hence, \(25\) child tickets are sold and adults are \(15\).
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So we are going to do do 1/3 divided by 3/5. I
will ending up changing this to 1/3 times what?
Answer:
5/9
Step-by-step explanation:
flip the second fraction and then multiply the numerators with each other then the denominators with each other
1/3 x 5/3 = 5/9
6.Adah has a box in the shape of a cube. She is trying to determine how to find the volume. So, she asks her friends Luis, Emily, Francesca and Roberto. However, she knows only one can be correct, who is it?A.Luis states that she needs to find the area of each face, and then add them together.B.Emily states that you only need to find the area of one side and then multiply by four (the number of sides around the cube).C.Francesca states that you need to find the area of the bottom and the four sides. Since the cube is open at the top, you don’t need to include that.D.Roberto said that you need to find the area of the base and multiply by the height of the cube.
Answe I believe the answer would be D
Step-by-step explanation:
19. francisco teaches group lessons to all of the violin and
viola students at the scott school of music. all of his
classes have the same number of students. what is the
greatest number of students he can have in each class?
Francisco teaches group lessons to all of the violin and viola students at the Scott School of Music. All of his classes have the same number of students.
What is the greatest number of students he can have in each class We can determine the greatest number of students that Francisco can teach in each class by finding the greatest common factor (GCF) of the total number of violin and viola students at the school.
Suppose there are a total of m violin students and n viola students. Then the total number of students at the school is m + n. Let's find the GCF of m and n in order to determine the greatest number of students Francisco can teach in each class.
GCF of m and n will give us the number of students that can be divided equally among all the classes. Following the steps to find GCF :
Step 1 :List down all factors of m and n
Step 2 :Identify the common factors of both m and n
Step 3 :Find the largest common factor m and n. We find the factors of m and n below: Suppose m = 36 and n = 72.Therefore, the greatest common factor of m and n is 36.So, the greatest number of students that Francisco can teach in each class is 36.
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17. Who am I? ___ Collection of one or more different types of variables, including arrays and pointers, that have been grouped under a single name for each manipulation.
a) template
b) array
c) structure
d) local variables
You are c) a structure. A structure is a collection of one or more different types of variables, including arrays and pointers, that have been grouped under a single name for each manipulation.
A structure is a user-defined data type that allows you to group together related data. For example, you could create a structure to store the name, age, and address of a person. The structure would have three variables, each of a different type: a string variable for the name, an integer variable for the age, and a string variable for the address.
The advantage of using a structure is that it allows you to treat the related data as a single unit. This makes it easier to manipulate the data and to pass the data to functions.
The other answer choices are incorrect. A template is a blueprint for creating a generic class or function. An array is a collection of elements of the same type. Local variables are variables that are declared within a function and that are only accessible within the function.
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Geometry prep, angle relationship help please
The measure of angles of intersecting lines are solved
Given data ,
When lines intersect, two angle relationships are formed:
Opposite angles are congruent
Adjacent angles are supplementary
a)
The total measure of angles = 90°
So , ( x + 16 )° + ( 3x + 2 )° = 90°
On simplifying , we get
4x + 18 = 90
Subtracting 18 on both sides , we get
4x = 72
Divide by 4 on both sides , we get
x = 18
Therefore , the angles are solved
b)
The angles on a straight line is supplementary = 180°
So , 3x° + 84° = 180°
Subtracting 84° on both sides , we get
3x = 96°
Divide by 3 on both sides , we get
x = 32
Therefore , the angles are solved
c)
The angles on a straight line is supplementary = 180°
So , ( 6x + 3)° + 87° = 180°
Subtracting 87° on both sides , we get
( 6x + 3)° = 93°
Subtracting 3 on both sides , we get
6x = 90
Divide by 6 on both sides , we get
x = 15
Therefore , the angles are solved
d)
The Opposite angles are congruent
So , 63° = 4x + 3
Subtracting 3 on both sides , we get
4x = 60
x = 15
Hence , the angles of intersecting lines are solved
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Let Pij = the production of product i in period j. To specify that production of product 2 in period 4 and in period 5 differs by no more than 80 units, we need to add which pair of constraints?
P52-P42 <= 80; P42-P52 <= 80
None of the other above.
P24 - P25 <= 80; P25-P24 >= 80
O P24 - P25 >= 80; P25-P24 >= 80
P24 - P25 <= 80; P25-P24 <= 80
The correct pair of constraints that needs to be added to specify that production of product 2 in period 4 and in period 5 differs by no more than 80 units is: P24 - P25 <= 80; P25-P24 <= 80. Therefore, the correct option is 5.
Here, the given information is Pij = the production of product i in period j. We need to find the pair of constraints that will specify that production of product 2 in period 4 and in period 5 differs by no more than 80 units. Thus, let the production of product 2 in period 4 and in period 5 be represented as P24 and P25 respectively.
Therefore, we can write the following inequalities:
P24 - P25 <= 80
This is because the production of product 2 in period 5 can be at most 80 units less than that of period 4. This inequality represents the difference being less than or equal to 80 units.
P25-P24 <= 80
This is because the production of product 2 in period 5 can be at most 80 units more than that of period 4. This inequality represents the difference being less than or equal to 80 units.
Therefore, we need to add the pair of constraints P24 - P25 <= 80 and P25-P24 <= 80 to specify that production of product 2 in period 4 and in period 5 differs by no more than 80 units. Hence, option 5 is the correct answer.
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Find the dimensions of the rectangle with largest area that can be inscribed in a semicircle of radius 2 inches. ayea Soltlm fion heyht k 圧 unzlon
the dimensions of the rectangle with the largest area is Length = Diameter of the semicircle = 4 inches and Width = Radius of the semicircle = 2 inches.
consider a semicircle with radius 2 inches.
The diameter of the semicircle is twice the radius, which is 4 inches. This diameter will be the length of the rectangle.
Since the rectangle is inscribed in the semicircle,
the width of the rectangle= the radius of the semicircle = 2 inches.
Therefore, the dimensions of the rectangle with the largest area that can be inscribed in the semicircle are:
Length = Diameter of the semicircle = 4 inches
Width = Radius of the semicircle = 2 inches
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WILL MARK BEST ANSWER BRAINLIEST
Miranda compared the function f (x) = 1/4x + 5 to the linear function, g(x), shown in the table.
table:
X G(X)
-9 -10
-6 -8
-3 -6
0 -4
What is the slope of the function with the larger slope?
A: 5/1
B: 1/4
C: 3/2
D: 2/3
The answer above is correct, i got it right on the test!
Which is the best definition of a conic section ? cone and plane cone and line cone and point cone and circle
The correct option is cone and plane. A conic section is the intersection of a plane and a cone. The best definition of a conic section is "cone and plane".
The definition of conic section is a conic section is a shape that is formed when a right circular cone intersects a plane. Depending on the angle of the plane concerning the center line of the cone, the conic sections are classified into four types. They are a circle, parabola, ellipse, and hyperbola. Each type of conic section has a unique shape and properties.
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_____ is the tendency to emit repeatedly the same verbal or motor response to varied stimuli.
Answer:
perseveration
Step-by-step explanation:
The term you are looking for is "perseveration."
an open-top box is to be constructed from a square piece of cardboard, 3 feet wide, by cutting out a square from each corner and bending up the sides. what is the largest volume that the box can have?
The largest volume that the box can have is 02.
equation for volume :
v = x (3- 2x)²
Differentiating using chain rule and product line:
v' = 1(3 - 2x)² + 2x (3 -2x) (-2)
= 9 - 12x + 4x² -12x +8x²
= 9 - 24x +12x²
Finding the critical value where v' = 0
v' = 0
⇒12x² - 24x +9 =0
⇒3 ( 4x² -8x +3)=0
⇒ 4x² -8x+3 =0
(2x- 3) (2x-1) =0
or, x=3/2 or 1/2
putting the value x= 1/2, we get,
V = 2
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The UCL and LCL for an x-bar chart are 25 and 15 respectively. The central line is 20, and the process variability is considered to be in statistical control. The results of the next six sample means are 18, 23, 17, 21, 24, and 16. What should you do? A. Explore the assignable causes because there is a run. B. Nothing; the process is in control. C. Explore the assignable causes because there is a trend. D. Explore the assignable causes because there is an oscillation. E. Explore the assignable causes because the second, fourth, and fifth samples are above the mean.
Option E should be chosen, which is to explore the assignable causes because the second, fourth, and fifth samples are above the mean.
In an x-bar chart, the control limits (UCL and LCL) are based on the process variability and are used to determine if the process is in control. The central line represents the mean of the process.
Looking at the given sample means of 18, 23, 17, 21, 24, and 16, we can see that the second, fourth, and fifth samples are above the mean of 20. This suggests a potential shift or deviation from the expected process mean.
In an x-bar chart, if any sample mean falls outside the control limits or exhibits a non-random pattern, it indicates the presence of assignable causes, which are factors that can be identified and addressed to improve the process. Since the second, fourth, and fifth samples are above the mean, it is advisable to explore the assignable causes, as stated in option E.
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Q4
Find the diameter of a circle if the length of the arc with subtended angle 175° is 12 cm.
(Use it in your calculator.)
1750
B
Answer:
: L = r * θ = 15 * π/4 =
Step-by-step explanation:
what is an independent variable
what is an dependent variable
An independednt variable is a variable that doesnt need any support Dependent is where there is variable, but it depends on something else.
For example,
y=2x+1
y is dependent, becuase it depend on 2x+1
x is independent, beucase it doesnt need to depend on anything.
Answer:
Lets say that we have an equation. You get 10 dollars for every hour you work. x = how many hours worked, and s = your salary for each hour
example equation
10x = S.
S will be the DEPENDENT variable and X is the INDEPENDENT variable. Why? Because your salary depends on how many hours you worked. If you work for 5 hours, you get $50. Its not like your boss gives you the $50 and like "work for 5 hours". thats not how it works lol
Hope this helped :)
what is the length of xy xz 78cm yz 72cm
Answer
XY = 30 cm
Explanation
The Pythagoras Theorem is used for right angled triangle, that is, triangles that have one of their angles equal to 90 degrees.
The side of the triangle that is directly opposite the right angle or 90 degrees is called the hypotenuse. It is normally the longest side of the right angle triangle.
The Pythagoras theorem thus states that the sum of the squares of each of the respective other sides of a right angled triangle is equal to the square of the hypotenuse. In mathematical terms, if the two other sides are a and b respectively,
a² + b² = (hyp)²
For this question,
a = XY = ?
b = YZ = 72 cm
hyp = XZ = 78 cm
a² + b² = (hyp)²
XY² + 72² = 78²
XY² + 5184 = 6084
XY² = 6084 - 5184
XY² = 900
We then take the square root of both sides
√(XY²) = √900
XY = 30 cm
Hope this Helps!!!
whatsss the answeerrrrr
Answer: 21.21
Step-by-step explanation: 8.04 + 8.04 + 5.13 = 21.21
Step-by-step explanation:
Warren bought 2 pounds of hazelnuts, which cost $8.04 per pound, so he spent:
2 pounds * $8.04/pound = $16.08
He also bought 1 pound of walnuts, which cost $5.13 per pound, so he spent:
1 pound * $5.13/pound = $5.13
Therefore, the total amount Warren spent is:
$16.08 + $5.13 = $21.21
What’s the answer to this? Thanks!
Answer:
D
Step-by-step explanation:
I used a triangle calculator I'm not really sure how to calculate it by hand. if the angle of sides 4 and 15 is set to 1 then the min is 11.33 and if the andle of sides 4 and 15 are set to 179 then the max is 18.99952
Sorry if this isnt enough, but i am sure.
Answer:
D. 11 < x < 19.
Step-by-step explanation:
The third side x is between 11 and 19 cm.
Consider sides AB (length 4) and BC (length 15) of the triangle.
Consider the angle between AB and BC is slightly less than 180 degrees. To get from point A to point C, we have to travel almost the entire length of A to C, which is from A to B and then B to C, so a bit less than 19 cm.
Consider the angle between AB and BC is slightly more than 0 degrees. To get from point A to point C, we subtract the length of AB (because we're already further along BC), so 15 - 4, a bit greater than 11.
convolution, Fourier series representation problems
w 32. Use the convolution theorem to solve the integral equation: y(t) = ? + - sinhít – sinh(t - A)g()dx 33. Find the Fourier series representation of f(x) given that f(x) = -{: -1, - < x < 0 , 0
32. Solving integral equation using the convolution theoremThe convolution theorem states that the convolution of two signals in the time domain is equivalent to multiplication in the frequency domain.
Therefore, to solve the given integral equation using the convolution theorem, we need to take the Fourier transform of both sides of the equation.
y(t) = ∫_{-∞}^{∞} sinh(−)g() + ∫_{-∞}^{∞} sinh(−−)g()Taking the Fourier transform of both sides, we haveY() = 2π[G()sinh() + G()sinh(−)]where Y() and G() are the Fourier transforms of y(t) and g(t), respectively.Rearranging for y(t), we gety(t) = (1/2π) ∫_{-∞}^{∞} [G()sinh()+G()sinh(−)]e^(j) d= (1/2π) ∫_{-∞}^{∞} [G()sinh()+G()sinh(−)](cos()+j sin())d= (1/2π) ∫_{-∞}^{∞} [G()sinh()+G()sinh(−)]cos()d+ j(1/2π) ∫_{-∞}^{∞} [G()sinh()+G()sinh(−)]sin()dTherefore, the solution to the integral equation is given by:y(t) = (1/2π) ∫_{-∞}^{∞} [G()sinh()+G()sinh(−)]cos()d + (1/2π) ∫_{-∞}^{∞} [G()sinh()+G()sinh(−)]sin()d
It is always important to understand the principles that govern an integral equation before attempting to solve them. In this case, we used the convolution theorem to solve the equation by taking the Fourier transform of both sides of the equation and rearranging for the unknown signal. The steps outlined above provide a comprehensive solution to the equation. 33. Fourier series representation of f(x)
The Fourier series representation of a periodic signal is an expansion of the signal into an infinite sum of sines and cosines. To find the Fourier series representation of the given signal, we need to first compute the Fourier coefficients, which are given by:an = (1/T) ∫_{-T/2}^{T/2} f(x)cos(nx/T) dxbn = (1/T) ∫_{-T/2}^{T/2} f(x)sin(nx/T) dxFurthermore, the Fourier series representation is given by:f(x) = a_0/2 + Σ_{n=1}^{∞} a_n cos(nx/T) + b_n sin(nx/T)where a_0, a_n, and b_n are the DC and Fourier coefficients, respectively. In this case, the signal is given as:f(x) = -1, -π
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Can you solve the equation?
Answer:
x=3 and 9
Step-by-step explanation:
; x-3=0
x=3 (change side change mark)
and
\( \frac{2}{3} x - 6 = 0\)
\( \frac{2}{3} x = 6\)
\(x = 6 \times \frac{3}{2} \)
change side change mark.
So, x=9
If u wanna check the answer you can check by substitution x=3 and 9 in equation.
hope it helps you ☺️
factor x^2+64
and
factor 16x^2+49
Answer:
Step-by-step explanation:
x^2+64=(x+8i)(x-8i)
16x^2+49=(4x+7i)(4x-7i)
Define each of the 6 terms in the equations below and indicate their SI units Vxf = Vx₁ + axt xf = xi +vx₁t+ = 1/2 axt² v2xf = v2xt + 2ax (xf - xi) xi = Vx₁ = xf = ax = Vxf = t= a
The above equations represent what type of motion? b. What type of motion does the above equations represent when the acceleration is zero?
a. The equations represent the motion of an object undergoing constant acceleration in one dimension.
a. The equations represent motion with constant acceleration in one dimension. b. When the acceleration is zero, the equations represent motion with constant velocity or uniform motion.
1. Vxf = Vx₁ + axt: This equation relates the final velocity (Vxf) to the initial velocity (Vx₁), acceleration (a), and time (t). It indicates that the final velocity of an object is equal to the initial velocity plus the product of acceleration and time.
2. xf = xi + Vx₁t + 1/2 axt²: This equation gives the displacement (xf) of the object at time t. It relates the initial position (xi), initial velocity (Vx₁), time (t), and acceleration (a). It includes both the linear term (Vx₁t) and the quadratic term (1/2 axt²), which arises from the constant acceleration.
3. v2xf = v2xt + 2ax (xf - xi): This equation relates the squares of the final velocity (v2xf) and initial velocity (v2xt) to the acceleration (a), displacement (xf - xi), and the sign of the acceleration. It can be derived from the equations of motion and is useful for calculating the final velocity when the other variables are known.
When the acceleration (a) is zero:
If the acceleration is zero, then the equations simplify to:
- Vxf = Vx₁: The final velocity is equal to the initial velocity.
- xf = xi + Vx₁t: The displacement is determined by the initial position, initial velocity, and time, following constant velocity motion.
- v2xf = v2xt: The squares of the final velocity and initial velocity are equal. This equation also indicates constant velocity motion.
In summary, when the acceleration is zero, the equations represent motion with constant velocity or uniform motion.
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Round to the nearest hundred, then estimate the product. 349 x 851 = ___
A: 240,000
B: 270,000
C: 320,000
D: 360,000
Answer:270,000
Step-by-step explanation:
Roselyn is driving to visit her family, who live
150 kilometers away. Her average speed is
60 kilometers per hour. The car's tank has
20 liters of fuel at the beginning of the drive, and its fuel efficiency is
6 kilometers per liter. Fuel costs
0. 60 dollars per liter. What is the price for the amount of fuel that Roselyn will use for the entire drive?
If Roselyn is driving to visit her family, who live 150 kilometers away. the price for the amount of fuel that Roselyn will use for the entire drive is $15.
What is the price?Roselyn Driving time :
Time = 150 km / 60 km/h
Time = 2.5 hours
Liters of fuel that Roselyn's can will use
Liters = 2.5 hours * 60 km/h / 6 km/l
Liters = 25 liters of fuel
Amount paid = 25 liters * 0.60 dollars/liter
Amount paid = $15
Therefore the price is $15.
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A cubic polynomial P(x) has real coefficients. If 3 - 2i and are roots of P(x) = 0 , what is one additional root?
A. 3 + 2i
B. -3-2i
C. - 3 + 2i
D. -5/2
The another root for the given polynomial is 3 + 2i.
What is the conjugate of a complex number?A complex number is defined as a number containing both real and imaginary part which is written as x + iy. The conjugate of a complex number can be obtained by changing the sign of the imaginary part of the number. the product of a complex number and its conjugate is the square of its magnitude.
One of the complex roots of a polynomial is given as 3 - 2i.
Since, all the coefficients of the polynomial P(x) are real.
The another root should be the complex conjugate of the given root.
Thus, the other root is given as below,
3 + 2i
Hence, the additional root is given as 3 + 2i.
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the blue catfish (ictalurus furcatus) is the largest species of north amercian catfish. the current world record stands at 143 pounds, which was caught in the john h. kerr reservoir (bugg's island lake) located in virginia. according to amercian expedition, the average weight of a blue catfish is between 20 to 40 pounds. given that the largest blue catfish ever caught was at the john h. kerr reservoir, you believe that the mean weight of the fish in this reservoir is greater than 40 pounds. a) if you going to test this claim at the 0.05 significance level, what would be your null and alternative hypotheses?
The t-value using the sample mean, sample standard deviation, sample size and the hypothesized mean of 40 pounds.
The calculated t-value is greater than the critical t-value, we would reject the null hypothesis in favor of the alternative hypothesis, concluding that the mean weight of blue catfish in the reservoir is indeed greater than 40 pounds.
To test the claim that the mean weight of blue catfish in the John H. Kerr Reservoir is greater than 40 pounds, we can set up the null and alternative hypotheses as follows:
Null Hypothesis (H0):
The mean weight of blue catfish in the John H. Kerr Reservoir is 40 pounds or less.
Alternative Hypothesis (Ha):
The mean weight of blue catfish in the John H. Kerr Reservoir is greater than 40 pounds.
In mathematical notation:
H0: μ ≤ 40
Ha: μ > 40
Here, μ represents the population mean weight of blue catfish in the reservoir.
By assuming that the average weight of blue catfish in the reservoir is not significantly different from 40 pounds or less, we set up the null hypothesis.
The alternative hypothesis suggests that the mean weight is greater than 40 pounds.
To test these hypotheses, we can perform a one-sample t-test on a sample of blue catfish weights collected from the reservoir.
We can then compare the calculated t-value with the critical t-value at a significance level of 0.05.
Conversely, if the calculated t-value is not greater than the critical t-value, we would fail to reject the null hypothesis and would not have sufficient evidence to conclude that the mean weight is greater than 40 pounds.
It's important to note that conducting the actual statistical analysis requires the collection of a representative sample of blue catfish weights from the John H. Kerr Reservoir and performing the necessary calculations using appropriate statistical software or tools.
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00:00 Is the relation shown below a function? Use the graph and justify your answer (0, 0), (2.0), (2, 2), (3, 4) and (6,6) y 9 8 7 6 on 4 3 2 1 х 0 0 1 2 3 4 5 6 7 8 9 00:00 Yes, each x-value has a unique y-value 00:00
No; Two points have different y-values for the same x-value of 2.
Step-by-step explanation: