Answer:
x= 16 y= -4
Step-by-step explanation:
So for the x intercept we get positive 16, or (16,0). And then for the y intercept we get negative 4, or (0,-4). Have a great day!! :)
Can someone answer this please
Answer: N= 12
Step-by-step explanation: if you follow PEMDAS, you take (4^3)^4 and multiply 3*4 which is 12.
Because the base of 4^12=4^n is the same you leave it alone and N is equal to 12
Answer:
Hi
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Match each function on the left to all points on the right that would be located on the graph of the function. Help!! thanks
Each function on the left should be matched to all points on the right that would be located on the graph of the function as follows;
f(x) = 2x + 2 ⇒ (0, 2).
f(x) = 2x² - 2 ⇒ (-1, 0).
\(f(x) = 2\sqrt{x+1}\) ⇒ (0, 2).
What is a function?In Mathematics and Geometry, a function is a mathematical equation which defines and represents the relationship that exists between two or more variables such as an ordered pair in tables or relations.
Next, we would determine the point or ordered pair that represent a solution on the graph of each of the function as follows;
For the ordered pair (0, 2), we have:
f(x) = 2x + 2
2 = 2(0) + 2
2 = 2 (True).
For the ordered pair (-1, 0), we have:
f(x) = 2x² - 2
0 = 2(-1)² - 2
0 = 2 - 2
0 = 0 (True).
For the ordered pair (0, 2), we have:
\(f(x) = 2\sqrt{x+1}\\\\2= 2\sqrt{0+1}\\\\2 = 2\sqrt{1}\)
2 = 2 (True).
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Jason spent $980 total on a new Ps5 and some games. He paid $800 for the Ps5 and he paid $45 per game. How many games did Jason buy?
Answer:
4 games
Step-by-step explanation:
Hope this is right!!!
Answer:
4
Step-by-step explanation:
So first off, subtract the 800 from the 980, this leaves the amount of money left ofr games:
980-800
=
180.
Next divide this by how much each game cost, to get the amoutn per game:
180/45
=
4
So we know he got 4 games.
Hope this helps!
need help with this :)))))))
Answer:
C
Step-by-step explanation:
For Triangles to be similar, there have to be a corresponding length and angle
Congratulations. You received a score of 3.4 on your annual review. Merit increases are given out starting at .5% at a score of 2.6 and it goes up 1% every .4 points. So, I will be receiving an increase of what?
To calculate the merit increase based on your annual review score, we can use the given information that merit increases start at 0.5% for a score of 2.6 and increase by 1% every 0.4 points.
First, we need to determine the difference between your score and the starting score of 2.6:
3.4 - 2.6 = 0.8
Next, we divide this difference by 0.4 to determine the number of 0.4-point intervals:
0.8 / 0.4 = 2
Since each 0.4-point interval corresponds to a 1% increase, we multiply the number of intervals by 1% to find the total increase:
2 * 1% = 2%
Therefore, you will be receiving a merit increase of 2%.
Assume that both populations are normally distributed. (a) Test whether at the level of significance for the given sample data. (b) Construct a % confidence interval about . Population 1 Population 2 n s (a) Test whether at the level of significance for the given sample data. Determine the null and alternative hypothesis for this test.
Complete question :
Assume that both populations are normally distributed. a) Test whether mu 1 not equals mu 2 at the alpha equals 0.05 level of significance for the given sample data. b) Construct a 95% confidence interval about mu 1 minus mu 2. Sample 1 Sample 2 n 19 19 x overbar 16.2 14.1 s 4.5 3.1
Answer:
(-0.445 ; 4.645)
Null:
H0: mu1 - mu2 = 0
H1 : mu1 - mu2 ≠ 0
Step-by-step explanation:
__________Sample 1 ____ Sample 2
n ___________19 _________19
x overbar ____16.2 ________14.1
s __________ 4.5 _________3.1
The confidence interval : (2 independent means)
(x1 - x2) ± Tcritical * √(s1²/n1) + (s2²/n2)
T(1 - α/2), 36 = 2.03
(16.2 - 14.1) ± 2.03 * √(4.5²/19) + (3.1²/19)
2.1 ± 2.545
Lower boundary = (2.1 - 2.545) = - 0.445
Upper boundary = (2.1 + 2.545) = 4.645
(-0.445 ; 4.645)
18 ≤ -2x = what?? please answer im in class
Answer:
-9
Step-by-step explanation:
Can someone help me ASAP???
Four friends are in a swimming race. each Swim as many laps as they can and then tag the next one until they complete 50 laps the first swimmer completes 4/10 of the race. The 2ed completes 8 laps and the third summer complete 22% of the race how many laps will the last member have to swim to complete the race
Answer: The last member has to finish 11 more laps to complete 50 total laps
Step-by-step explanation:
\(\frac{4}{10}\) of 50 = 20
2nd swimmer 8
22% of 50 = + 11
39 laps
---------------------------------------------
50 - 39 = 11 laps (4th and last swimmer)
---------------------------------------------
P.S. I think this answer is late now
Solve the problem.
A landscaping team plans to build a rectangular garden that is between 240 yd² and 360 yd2 in area. For aesthetic reasons, they also want the
length to be 1.2 times the width. Determine the restrictions on the width so that the dimensions of the garden will meet the required area. Give exact
values and the approximated values to the nearest tenth of a yard.
The restrictions on the width is that it must be between 14.1 yards and 17.3 yards
How to determine the restrictions on the widthFrom the question, we have the following parameters that can be used in our computation:
Area = between 240 yd² and 360 yd²
Also, we have
Length = 1.2 times the width
This means that
l = 1.2w
The area is then calculated as
Area = lw
So, we have
Area = 1.2w²
This means that
240 < 1.2w² < 360
Divide through by 1.2
200 < w² < 300
Take the square roots
14.14 < w < 17.32
Approximate
14.1 < w < 17.3
Hence, the width must be between 14.1 yards and 17.3 yards
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What is used to measure weight?
Answer:
Hey dude....
Step-by-step explanation:
This is ur answer....
A scale or balance is a device to measure weight or mass. These are also known as mass scales, weight scales, mass balances, and weight balances. The traditional scale consists of two plates or bowls suspended at equal distances from a fulcrum.
Hope it helps!
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A painter uses 15 gallons of interior paint to cover 300 square yards of wall and ceiling space. On a different job, he uses 8 gallons to cover 160 square yards. No paint is left over on either job. How many gallons of paint are needed to cover 1 square yard?
Answer:
.05
Step-by-step explanation:
300/15
20 sqr yrds per gal
1/20
1/20 or .05 Gal per sqr yrd
Express the sum of the angles of this triangle in two different ways.
X
1/2x
3/2x
The sum of the angles of the triangle expressed in two ways are x + 1/2x + 3/2x and 2x + x + 3x/2
How to determine the expressionIt is important to note that the sum of the angles of a triangle is equal or equivalent to 180 degrees.
We have the angle measurements as;
x3/2x1/2xSubstitute the values
x + 1/2 x + 3/2x = 180
Find the lowest common multiple
2x + x + 3x /2 = 180
Add the numerators
6x/2 = 180
cross multiply
6x = 360
x = 60
Hence, the expression is x + 1/2x + 3/2x and 2x + x + 3x/2
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Use the relationship represented in this Venn diagram to identify the true statement.
A. All trapezoids are rhombuses
B. All rhombuses are trapezoids
C. No trapezoids are rhombuses
D. No rhombuses are trapezoids
The true statement based on the relationship depicted in the Venn diagram is that no rhombuses are trapezoids (option D).
To identify the true statement using the relationship represented in the Venn diagram, we need to analyze the overlapping regions and the properties of the shapes involved.
A trapezoid is a quadrilateral with at least one pair of parallel sides, while a rhombus is a quadrilateral with all sides of equal length. Let's evaluate the options:
A. All trapezoids are rhombuses: This statement is not true based on the diagram. The overlapping region between the trapezoids and rhombuses shows that there are trapezoids that are not rhombuses. Therefore, option A is incorrect.
B. All rhombuses are trapezoids: This statement is true based on the diagram. The entire region representing rhombuses is also included within the region representing trapezoids. Every rhombus can be considered a trapezoid because it has at least one pair of parallel sides. Thus, option B is correct.
C. No trapezoids are rhombuses: This statement is not true based on the diagram. The overlapping region indicates that there are trapezoids that are indeed rhombuses. Therefore, option C is incorrect.
D. No rhombuses are trapezoids: This statement is true based on the diagram. There is no overlap between the regions representing rhombuses and trapezoids, implying that no rhombus can be considered a trapezoid. Hence, option D is correct.
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Find the unknown coordinate so the line through the
points has the given slope
Answer:
#1 (0,-4)
#2 (5,0)
#3 (3,1)
Step-by-step explanation:
#1. (-3, 2) (0, y) slope = -2
slope = rise/run therefore slope = -2/1 or down 2 and over 1
so from -3 to 0 you are going over 3 units (or 3 times) Therefore to find y at x=0, you have to move three steps, or 3 times -2 = -6 so 2-6 = -4
so y intercept (b) = -4 0r (0,-4)
#2 (-7,-4) (x,0) slope (m) = 1/3 -7+12=5 x=5
#3 (4,-3) (x, 1) slope (m) = -4 (4/-1) Moving one unit in slope means
-3=4=1 for Y and 4-1=3 for X therefore the point is (3, 1)
Find the distance between the points (0,–1) and (0,–11). Question 4 options: 9 10 12 11
Answer:
\( \huge \boxed{ \boxed{ \text{10 \: units}}}\)
Step-by-step explanation:
to understand thisyou need to know about:coordinatesPEMDAStips and formulas\( \tt d = \sqrt{(x _{2} - x_{1} {)}^{2} + ( y_{2} - y_{1} {)}^{2} } \)let's solve\( \sf substitute \: the \: value \: of \: x_2 \: x_1 \: y_2 \: y_1 : \\ \sqrt{ {(0 - 0)}^{2} + {( - 1 - ( - 11)}^{2} } \)\( \sf simplify \: \{parentheses \} : \\ \sqrt{ {0}^{2} + {10}^{2} } \)\( \sf simplify \: \{ exponets \} : \\ \sqrt{0 + 100} \)\( \sf simplify \: \{add \} : \\ \sqrt{100} \)\( \sf simplify \{squre \: root \} : \\ \therefore 10\)Answer:
10 units
Step-by-step explanation:
Perform the indicated operation. (q5 – 2q4 + q3 – q) – (2q3 + q2 + q)
Answer:
\(q^5-2q^4-q^3-q^2-2q\)Explanation:
Here, we want to perform the indicated arithmetic operation
What we have to do here is to open up the parentheses and collect the like terms
Mathematically, we have that as follows:
\(\begin{gathered} q^5-2q^4+q^3-q-2q^3-q^2-q \\ =\text{ q}^5-2q^4+q^3-2q^3-q^2-q-q \\ =\text{ q}^5-2q^4-q^3-q^2-2q \end{gathered}\)A manufacturer knows that their items have a lengths that are approximately normally distributed, with a mean of 10.2 inches, and standard deviation of 3.3 inches.
If 48 items are chosen at random, what is the probability that their mean length is greater than 8.8 inches?
(Round answer to four decimal places)
Answer: Hope this helps ;)
Step-by-step explanation:
The probability that the mean length of 48 items is greater than 8.8 inches can be calculated using the normal distribution.
First, we need to standardize the value 8.8 inches by subtracting the mean length (10.2 inches) and dividing by the standard deviation (3.3 inches):
(8.8 - 10.2) / 3.3 = -1.4 / 3.3 = -0.42424242
We can use a z-table or a normal distribution calculator to find the probability that a random variable is less than -0.42424242 standard deviations below the mean. This probability is equal to the probability that the mean length of 48 items is greater than 8.8 inches.
Using a calculator, we find that the probability is 0.3389.
Rounding to four decimal places, the probability that the mean length of 48 items is greater than 8.8 inches is 0.3389.
Scott equipment produces high-quality soccer balls if the fixed cost per ball is three dollars when the company produces $15,000 what is the fixed cost per ball went to produce 22,500 boss assume that both volumes are in the same relevant
The fixed cost per ball went to $4.5 when the company produce 22,500.
what is the fixed cost per ball went to produce?fixed cost per ball is three dollars when the company produces 15,000
fixed cost per ball went x to produce 22,500
So,
3 : 15000 = x : 22,500
3/15,000 = x/22,0/500
cross product
3 × 22,500 = 15,000 × x
67,500 = 15,000x
divide both sides by 15,000
x = 67,500 /15,000
x = 4.5
Therefore, the fixed cost per ball to produce 22,500 is $4.5
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Could somebody pls help me with this question
Answer:
18 minutes is the answer
Step-by-step explanation:
•Time couple rested in 2 hrs = 12 min
•Time couple rested in 1 hr = 12/ 2 min = 6min
•Time couple rested in 3 hrs = 6×3 min = 18 min
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4.1 A bag contains 6 red, 4 green, 2 yellow and 3 blue balls. In each case, give the ratio (in simplest form) of the asked number of balls in the bag.( 4 ) 4.1.1 The number of red balls to the number of green balls.
The number of red balls to the number of green balls is 3 : 2
How to determine the ratio?The distribution of the balls is given as:
6 red, 4 green, 2 yellow and 3 blue balls
The number of red balls to the number of green balls is represented as:
Ratio = Red : Green
So, we have:
Ratio = 6 : 4
Simplify
Ratio = 3 : 2
Hence, the number of red balls to the number of green balls is 3 : 2
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The complex fifth roots of 5-5sqrt3i
The required fifth roots of the given complex number as ⁵√3i = ⁵√3·⁵√i.
What is a complex number?A complex number is a combination of real values and imaginary values. It is denoted by z = a + ib,
where a, and b are real numbers and i is an imaginary number.
The complex number is given in the question following as
3i
We have to determine the fifth roots of the given complex
As per the given question, we have
⇒ ⁵√3i
Apply the radical rule ⁿ√ab = ⁿ√aⁿ·√b, (Assuming a ≥ 0, b ≥ 0)
⇒ ⁵√3·⁵√i
Thus, the required fifth roots of the given complex number as ⁵√3i = ⁵√3·⁵√i.
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0.00000124 as a power of 10
The scientific notation of the given number is 1.24×10⁻⁶.
The given number is 0.00000124.
Scientific notation is a method for expressing a given quantity as a number having significant digits necessary for a specified degree of accuracy, multiplied by 10 to the appropriate power such as 1.56×10⁷.
Here, 0.00000124=1.24×10⁻⁶.
Therefore, the Scientific notation of the given number is 1.24×10⁻⁶.
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What is the difference of the polynomials?
I will give 40 points
Answer:
im answering this for the points and also u lied about how many points i would be getting. -.-
Step-by-step explanation:
answer is C i think
Answer:
7x^{2} +3y^{2} -4x
Step-by-step explanation:
12-5=7
-11-(-14)=3
-13-(-9)= -4
so it will be \(7x^{2} +3y^{2} -4x\)
How can I factor the following expression by grouping:
a) 4x^3 - 2x^2 + 8x - 4
The factored expression of 4x³ - 2x² + 8x - 4 is (2x² + 4)(2x - 1) by grouping
How to factor the expression by groupingFrom the question, we have the following parameters that can be used in our computation:
4x³ - 2x² + 8x - 4
Group the expression in 2's
So, we have
(4x³ - 2x²) + (8x - 4)
Factorize each group
2x²(2x - 1) + 4(2x - 1)
So, we have
(2x² + 4)(2x - 1)
Hence, the factored expression is (2x² + 4)(2x - 1)
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if you double a number and then add 36, you get 4 over 11 (4/11) of the original number,
what is the original number?
Answer:
The original number is -22
Step-by-step explanation:
We'll label our mystery number x.
2x + 36 = 4x/11
Multiply both sides by 11
4x = 22x + 396
Isolate x to one side (for this I subtract 4x from both sides, but you can also subtract 22x if you'd like)
0 = 18x + 396
Isolate x pt 2
18x = -396
Divide both sides by 18 to find your answer!
x = -22
Plug in to confirm
-44 + 36 = -88/11S
8 = 8
Mean = 25
Standard Deviation = 3.8
P(X
Find the value of k.
Round to 2 decimal values.
Answer:
The normal distribution is explained for the solution of this question.
Step-by-step explanation:
Normal Probability Distribution:
Problems of normal distributions can be solved using the z-score formula.
In a set with mean \(\mu\) and standard deviation \(\sigma\), the zscore of a measure X is given by:
\(Z = \frac{X - \mu}{\sigma}\)
The Z-score measures how many standard deviations the measure is from the mean. After finding the Z-score, we look at the z-score table and find the p-value associated with this z-score. This p-value is the probability that the value of the measure is smaller than X, that is, the percentile of X. Subtracting 1 by the pvalue, we get the probability that the value of the measure is greater than X.
Mean = 25, Standard Deviation = 3.8
This means that \(\mu = 25, \sigma = 3.8\)
So
\(Z = \frac{X - \mu}{\sigma}\)
\(Z = \frac{X - 25}{3.8}\)
If P(X > k) = a
We have to find \(X = k\) when Z has a pvalue of 1 - a.
If P(X < k) = a
We have to find \(X = k\) when Z has a pvalue of a.
A farmer earns $___ for each orange she sells. She had to pay $___ for fertilizer. Part A: Rewrite the description by filling in the blanks with values of your choice to show the amount of money the farmer could earn selling any number of oranges, n. Make sure the values you choose make sense for this situation. (6 points) Part B: Write an algebraic expression from your written description used in Part A. Let n stand for the number of oranges. (6 points)
solve for x PLEASEEE
2x-7+4=x+4
Answer:
x = 7
Step-by-step explanation:
2x-7+4 = x+4
2x-7 = x
2x = x+7
x = 7
Hope this helps!
Which number sentence is true? 4.05<0.45,4.05=0.45,0.45<0.5
Answer:
.45<.5
Step-by-step explanation:
the last one is correct
Answer:
0.45 < 0.5
Step-by-step explanation:
4.05<0.454.05 is not less than 0.45
4.05=0.454.05 is not equal to 0.45
0.45 < 0.50.45 is less than 0.5
therefore only the final statement is true.
Susan plans to attend college in 3 years. She will need $ 17,400 for the first-year cost. Her uncle gave her a special gift of $12,000 to use toward the cost. How much must Susan save each month to have enough for the first-year cost?
Answer:
$150 per month
Step-by-step explanation:
Susan plans to attend college in 3 years. She will need $ 17,400 for the first-year cost. Her uncle gave her a special gift of $12,000 to use toward the cost. How much must Susan save each month to have enough for the first-year cost?
17,400 - 12,000 = $5,400 Susan needs to pay in 3 years.
3 years = 36 months
$5,400/36 = $150 per month