Answer:
42
Step-by-step explanation:
3 and 7
18 and ?
(3x6= 18) therefor you multiple 7 and 6 which gets you 42. The answer is 42.
If line m is perpendicular to line n, and the slope of line m is -5/3, what is the slope of line n? Write in simplest form.
Answer:
Step-by-step explanation:
Slope of perpendicular line = \(\frac{-1}{m}\)
= -1 ÷ \(\frac{-5}{3}\)
\(= -1 *\dfrac{-3}{5}\\\\=\dfrac{3}{5}\)
Sharon’s turtle escaped from her backyard sometime in the last few hours. According to her calculations, the farthest the turtle could have gone is 4 blocks down the road in either direction. If Sharon lives on the 112th block of town, which equation can be used to find the block numbers that represent the farthest distance that the turtle may be?]
Turtle can go in any direction farthest to 4 block
hence Maximum Distance can be + 4 or - 4
Block representing farthest distance is x
Distance of block x from 112 would be
x - 112
x - 112 = ± 4
Taking mod both sides
=> | x - 112 | = | ± 4 |
=> | x - 112 | = 4
| x - 112 | = 4 is the equation which can be used to find the block numbers that represent the farthest distance that the turtle may be
Brainliest?
Select the correct answer.
Which expression is equivalent to 27x^4/x^2? Assume that the denominator does not equal zero.
\(▪▪▪▪▪▪▪▪▪▪▪▪▪ {\huge\mathfrak{Answer}}▪▪▪▪▪▪▪▪▪▪▪▪▪▪\)
The equivalent expression is ~
\( \boxed{27 {x}^{2} }\)
\( \large \boxed{ \mathfrak{Step\:\: By\:\:Step\:\:Explanation}}\)
Let's solve ~
\( \dfrac{27 {x}^{4} }{ {x}^{2} } \)\( \dfrac{27 \times x \times x \times x \times x}{x \times x} \)\({27 \times x \times x}\)\(27 {x}^{2} \)what is the end behavior of
A(x)=(x+3)(x-4)(3x-7)(4x-3)
Answer:
Step-by-step explanation:
Since the highest power is x^4, y increases without bound as x approaches positive or negative infinity. So the end behavior is positive infinity.
Write the equation of the quadratic function given vertex V and point P, which lies on the function. Write the equation in standard form f(x) = ax ^ 2 + bx + c.
V (4, 3)
P(- 4,131)
The equation of the quadratic function, given the vertex V (4, 3) and point P (-4, 131), is:
f(x) = 2x² - 16x + 35 in standard form.
The equation of a quadratic function given the vertex V and a point P on the function we can use the vertex form of the quadratic equation:
f(x) = a(x - h)² + k
(h, k) represents the coordinates of the vertex.
Given:
Vertex V: (4, 3)
Point P: (-4, 131)
Using the vertex V (4, 3), we can substitute the values into the vertex form equation:
f(x) = a(x - 4)² + 3
Now, we can substitute the coordinates of the point P (-4, 131) into the equation:
131 = a(-4 - 4)² + 3
Let's solve this equation to find the value of 'a':
131 = a(-8)² + 3
131 = 64a + 3
128 = 64a
a = 128/64
a = 2
Substituting the value of 'a' into the equation:
f(x) = 2(x - 4)² + 3
Expanding and simplifying:
f(x) = 2(x² - 8x + 16) + 3
f(x) = 2x² - 16x + 32 + 3
f(x) = 2x² - 16x + 35
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PLEASE HELPPPP I WILL GIVE BRAINLIEST
Answer:
D
Step-by-step explanation:
Area = pi r^2
d = 10
r = d/2
r = 5
Area = 3.14 * 5^2
Area = 3.14 * 25
Area = 78.5
Answer:
1. 78.5
2. 43.96
Step-by-step explanation:
well since
\(\frac{diameter}{2} = radius\)
the radius is 5 meters
the area of a circle is
\(A = \pi r^2\\\\A = \pi (5)^2\\\\A = 25\pi\\\\A \approx 78.5\)
the circumference of a circle is given by
\(C = 2\pi r\\\\C = 2\pi (7)\\\\C = 14\pi\\\\C \approx 43.98\)
guess is close enough to 43.96
ou are given $144 in one-, fve-, and ten-dollar bills. there are 35 bills. there are two more ten-dollar bills than fve-dollar bills. how many bills of each type are there?
Let's start by assigning variables to the unknowns in the problem. Let x be the number of one-dollar bills,
y be the number of five-dollar bills, and z be the number of ten-dollar bills. From the problem, we know that: x + y + z = 35 (since there are 35 bills in total) 1x + 5y + 10z = 144 (since the total amount of money is $144) z = y + 2
(since there are two more ten-dollar bills than five-dollar bills) Now we can substitute the third equation into the second equation: 1x + 5y + 10(y + 2) = 144 Simplifying: 1x + 15y + 20 = 144 1x + 15y = 124 We have two equations with two variables: x + y + z = 35 x + 15y = 124 Solving for x in the second equation: x = 124 - 15y
Substituting into the first equation: (124 - 15y) + y + (y + 2) = 35 126 - 13y = 35 -13y = -91 y = 7
Now we can find z: z = y + 2 = 9 And finally, we can find x: x = 124 - 15y = 124 - 15(7) = 19 Therefore, there are 19 one-dollar bills, 7 five-dollar bills, and 9 ten-dollar bills.
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problem 5 (30 points, each 10 points). in a chemical plant, 24 holding tanks are used for final product storage. four tanks are selected at random and without replacement. suppose that four of the tanks contain material in which the viscosity exceeds the customer requirements. 1. what is the probability that exactly one tank in the sample contains high-viscosity material? 2. what is the probability that at least one tank in the sample contains high-viscosity material? 3. in addition to the four tanks with high-viscosity levels, four different tanks contain material with high impurities. what is the probability that exactly one tank in the sample contains high-viscosity material and exactly one tank in the sample contains material with high impurities?
1. The probability of selecting exactly one tank with high-viscosity material is 0.
2. The probability of selecting at least one tank with high-viscosity material is 1.
3. The probability of selecting exactly one tank with high-viscosity material and exactly one tank with high impurities is 0.25.
1. The probability of selecting exactly one tank with high-viscosity material is calculated by the binomial distribution formula, P(X = n) = (nCx)p^x(1-p)^n-x, where n is the number of trials, x is the number of successes, and p is the probability of success. In this case, n = 4, x = 1, and p = 24/24 = 1. Therefore, P(X = 1) = (4C1)1^1(1-1)^4-1 = 0.
2. The probability of selecting at least one tank with high-viscosity material is calculated by the complement rule, P(X > 0) = 1 - P(X = 0). In this case, P(X > 0) = 1 - (4C0)1^0(1-1)^4-0 = 1.
3. The probability of selecting exactly one tank with high-viscosity material and exactly one tank with high impurities is calculated by the binomial distribution formula, P(X = n) = (nCx)p^x(1-p)^n-x, where n is the number of trials, x is the number of successes, and p is the probability of success. In this case, n = 8, x = 2, and p = 24/24 = 1. Therefore, P(X = 2) = (8C2)1^2(1-1)^8-2 = 0.25.
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Isaac saved a total of $768. He saved the same amount every week for 24
weeks. How much money did Isaac save each week?
Answer: 32 dollars each week
Step-by-step explanation: Divide 768 by 24 and get 32
Answer:
32$ each week.
Step-by-step explanation:
This is simply division. 768 divided by 24 equals 32.
List the characteristics of a proportinonal relationship
Answer:
Proportional relationships are relationships between two variables where their ratios are equivalent. Another way to think about them is that, in a proportional relationship, one variable is always a constant value times the other. That constant is know as the "constant of proportionality".
The two requirements for a proportional relationship are: The ratio of the two variables maintain the same ratio.
Player A throws the ball to Player
B who then throws the ball the
Player C. How Far did the ball
travel given each player's position
indicated below?
Round to the nearest hundredth.
Player A: (2, 4)
Player B: (16, 9)
Player C: (25, 16)
The ball traveled approximately \(26.27\) units in total.
To calculate the distance the ball traveled, we can use the distance formula between two points in a Cartesian coordinate system.
Distance = \(\sqrt{(x_{2} - x_{1})^{2} + (y_{2} - y_{1} )^{2} }\)
Let's calculate the distance between Player A and Player B first:
Distance_AB =
\(\sqrt{((16-2)^{2}+(9-4)^{2}) }\)
\(= \sqrt{(14^{2}+5^{2} ) } \\= \sqrt{(196 +25)} \\= \sqrt{221} \\= 14.87\)
Now, let's calculate the distance between Player B and Player C:
Distance_BC =
\(\sqrt{ ((25 - 16)^2 + (16 - 9)^2)}\\= \sqrt{ (9^2 + 7^2)}\\= \sqrt{(81 + 49)}\\= \sqrt{130}\\=11.40\)
Finally, we can calculate the total distance traveled by adding the distances AB and BC:
Total distance = Distance_AB + Distance_BC
\(= 14.87 + 11.40 \\= 26.27\)
Starting from Player A at \((2, 4),\) it was thrown to Player B at \((16, 9),\) covering a distance of about \(14.87\) units. From Player B, the ball was then thrown to Player C at \((25, 16),\) covering an additional distance of approximately \(11.40\) units.
Combining these distances, the total distance the ball traveled was approximately \(26.27\) units.
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I need the mid point
Answer:
\((14,\frac{-7}{2})\)
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS
Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to RightAlgebra I
Midpoint Formula: \((\frac{x_1+x_2}{2},\frac{y_1+y_2}{2})\)Step-by-step explanation:
Step 1: Define
Point (18, 13)
Point (10, -20)
Step 2: Find Midpoint
Simply plug in your coordinates into the midpoint formula to find midpoint
Substitute [MF]: \((\frac{18+10}{2},\frac{13-20}{2})\)Add/Subtract: \((\frac{28}{2},\frac{-7}{2})\)Divide: \((14,\frac{-7}{2})\)Answer:
(9, -7/2)
Step-by-step explanation:
Can someone help with question B please it's urgent
Answer:
| B | = - 9
Step-by-step explanation:
The determinant of a 2 by 2 matrix B = \(\left[\begin{array}{ccc}a&b\\c&d\\\end{array}\right]\) is
| B | = ad - bc
Then for
B = \(\left[\begin{array}{ccc}0&1\\9&8\\\end{array}\right]\)
| B | = (0 × 8 ) - (1 × 9 ) = 0 - 9 = - 9
for both anorexia and bulimia, the rate of occurrence in females compared to in males is about: group of answer choices equal 10 to 1 5 to 1 2 to 1
Both Anorexia and Bulimia the rate of occurrence is high in females as compare to males so the choice is female to male ratio is 12 to 1.
Eating disorder of Anorexia nervosa and Bulimia nervosa is more common in women as compare to men due to dieting habits.Patient suffering from Bulimia nervosa eat in such a way that it implies to lose weight and prevent him ' her from weight gain.Anorexia nervosa patients used to follow restrictive diets and apply lots of restrictions in consumption of their food. Males are more into muscles making so they consume food in good quantity very less percent of males are into diet restriction .Rate of occurrence in both the case anorexia and bulimia in females sufferer is more compare to males.Correct option is ratio female to male is 12 to 1.Therefore, the rate of occurrence in females is much more than the males. Correct option is 12 to 1.
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a. what is the primary disadvantage of using the range to compare the variability of data sets? a. it is hard to compute. b. it is a rather insensitive measure of data variation. c. it does not have any units. d. it is a sensitive measure of data variation.
The primary disadvantage is a rather insensitive measure of data variation. The correct option is b.
Given that the range to compare the variability of data sets.
The sample variance is the sum of squares of deviations from the mean divided by the number of observations minus one. The population variance is the average of the squared distances of the measurements across all units in the population from the mean. The downside of using range is that it doesn't measure the spread of the majority of values in a data set, it only measures the difference between the highest and lowest values.
Hence, the primary disadvantage of using the range to compare the variability of data sets is a rather insensitive measure of data variation.
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Find the value of x to the nearest degree.
Answer:
A. 66
Step-by-step explanation:
180 - 90 = 90
90 - 24 = 66
Answer will be 66
Hope this helps!
1.
solve the
following
simultaneous equations graphically.
y = 8-x
y=x-2
Answer:
(5,3)
Step-by-step explanation:
Well to solve the following,
y = 8 - x
y = x - 2
Graphically.
We need to graph both equations,
Look at the image below ↓
By looking at the graph we can tell the intercept point is at (5,3).
Thus,
the solution is (5,3).
Hope this helps :)
The population of grizzly bears at Yellowstone National Park has been threatened with local extinction since 1975. Through many conservation efforts, grizzlies have made a remarkable recovery. The function = () is modeled below, where is the number of years since 2009 and is the number of grizzly bears.
A) Find the approximate value from the graph.
(1)≈
B) Based on your answer for part A. Complete this sentence.
In the year there will be approximately grizzly bears at Yellowstone National Park.
The complete statement is: In the year 2010, there will be approximately 600 grizzly bears at Yellowstone National Park.
Find the approximate value from the graph.The complete question is added as an attachment
From the attached graph, we have the following highlights
x represents the number of years since 2009y represents the number of grizzly bearsSo, the value of A(1) means that we find the number of grizzly bears in the year 2010
According to the graph, the value of the function where x = 1 is 600
So, we have:
A(1) = 600
Based on your answer for part A. Complete this sentence.The incomplete sentence is given as:
In the year there will be approximately grizzly bears at Yellowstone National Park.
A(1) = 600 represents the number of grizzly bears in the year 2010
So, the complete statement is:
In the year 2010, there will be approximately 600 grizzly bears at Yellowstone National Park.
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I bought 5 crates of apples. Each crate contains 10 apples. I want to display the apples on 5 shelves. How many apples will be on each shelf?
Answer:
10
Step-by-step explanation:
I bought 5 crates of apples
Each crate contains 10 apples
I want to exhibit the appleonin 5 shelves
Therefore the apples on each shelve can be calculated as follows
Total apples= 50
= 50/5
= 10
Hence there would be 10 apples on each shelf
1.
Find the slope of the line.
A. \(-\frac{2}{3}\)
B. \(\frac{3}{2}\)
C. \(-\frac{3}{2}\)
D. \(\frac{2}{3}\)
Answer:
The answer would be B (3/2)
Step-by-step explanation:
Answer:
B . 3/2
Step-by-step explanation:
lets take two random points ( it doesn't have to be a specific one but it just has to be on the line.)
(-2,-2) and (0,1)
we have to find the change in our y coordinates divided by our change in the x coordinates.
so.....
-2 - 1 / -2 - 0
that eqauls to
-3 / -2 = 3 / 2
Solve logx^8 = -3
I need help trying to solve this ;-;
Answer:
ans: x= 1/2
Step-by-step explanation:
Cars enter a car wash according to a poisson process at a mean rate of 2 cars per half an hour. what is the probability that, in an hour, at least 4 cars will enter the car wash?
The probability that, in an hour, at least 4 cars will enter the car wash is 0.94.
What is probability?It is defined as the ratio of the number of favorable outcomes to the total number of outcomes, in other words, the probability is the number that shows the happening of the event.
It is given that:
Cars enter a car wash according to a Poisson process at a mean rate of 2 cars per half an hour.
Here the value of λ is:
λ = 2 cars/half an hour
λ = 4 cars/hour
The probability that, in an hour, at least 4 cars will enter the car wash:
P(x = 4) = 4⁴e⁻⁴/5
After solving:
P(x = 5) = 0.937 ≈ 0.94
Thus, the probability that, in an hour, at least 4 cars will enter the car wash is 0.94.
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What should I do here? I need steps...
Considering the function for water in the swimming pool f(t) = t² + 8t + 9 and the function for leakage d(t) = t² + 11t + 4. The function for water in the pool is w(t) = -3t + 5t
The pool will be emptied in 5/3 hours
The point of intersection represent the point where the water leaking and the water in the pool are equal.
The domain are
f(t) = t² + 8t + 9 the domain is
-∞ < t ≤ -1.354 and -1.354 ≤ t < ∞d(t) = t² + 11t + 4 the domain is
-∞ < t ≤ -0.377 and -10.623 ≤ t < ∞w(t) = -3t + 5, the domain is
t ≥ 5/3How to write the expression for water in the poolThe expression for water in the pool is written as follows
w(t) = f(t) - d(t)
w(t) = (t² + 8t + 9) - (t² + 11t + 4)
w(t) = -3t + 5
The pool will leak all the water when w(t) = 0
w(t) = -3t + 5 = 0
3t = 5
t = 5/3 hours
The domain that makes sense in the problem is when the output is not negative.
hence the roots to the equation are solved and points between the roots are excluded, These points are negative for a parabola that opens upwards.
f(t) = t² + 8t + 9 the roots are t = -1.354 OR -6.646
the domain will be
-∞ < t ≤ -1.354 and -1.354 ≤ t < ∞
d(t) = t² + 11t + 4 the roots are t = -0.377 OR -10.623
the domain will be
-∞ < t ≤ -0.377 and -10.623 ≤ t < ∞
For w(t) = -3t + 5, the domain is t ≥ 5/3
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There are 170 deer on a reservation. The deer population is increasing at a rate of 30% per year
A function \(P(t) = 170.(1.30)^t\) that gives the deer population P(t) on the reservation t years from now
We were told there were 170 stags on reservation. The number of deer is increasing at a rate of 30% per year.
We could see the deer population grow exponentially since each year there will be 30% more than last year.
Since we know that an exponential growth function is in form:
\(f(x) = a*(1+r)^x\)
where a= initial value, r= growth rate in decimal form.
It is given that a= 170 and r= 30%.
Let us convert our given growth rate in decimal form.
\(30 percent = \frac{30}{100} = 0.30\)
Upon substituting our given values in exponential function form we will get,
\(P(t) = 170.(1+0.30)^t\)
⇒ \(P(t)= 170.(1.30)^t\)
Therefore, the function \(P(t) = 170.(1.30)^t\) will give the deer population P(t) on the reservation t years from now.
Complete Question:
There are 170 deer on a reservation. The deer population is increasing at a rate of 30% per year. Write a function that gives the deer population P(t) on the reservation t years from now.
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What are the slope and the y-intercept of the line of best fit on this scatter plot?
A.
The y-intercept is , and the slope is .
B.
The y-intercept is , and the slope is .
C.
The y-intercept is , and the slope is .
D.
The y-intercept is , and the slope is .
Answer:
the y-intercept is 8 and the slope is -4/3 .
Step-by-step explanation:
The y - intercept is (0, 8) and the slope is -4/3
What is the y-intercept?"It is the point at which the graph of the function intersects the y-axis"
What is slope?The slope of the line passing through points \((x_1,y_1),(x_2,y_2)\) is,
\(m=\frac{y_2-y_1}{x_2-x_1}\)
For given example,
We can observe that the line of best fit on this scatter plot passes though points (0, 8) and (6, 0)
Using the slope formula,
⇒ slope = (0 - 8)/(6 - 0)
⇒ slope = (-8)/6
⇒ slope = -4/3
Also, we can observe that the line of best fit on this scatter plot intersects y-axis at point (0, 8)
So, the y - intercept is (0, 8)
Therefore, the y - intercept is (0, 8) and the slope is -4/3
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Angle sum theorem
y=[?]°
The answer is NOT 45°
Please help.
Answer: 25°
Step-by-step explanation:
So we know that the right angle equals 90°.
And we know that all the angles of a triangle have to add up to 180°.
Also angle x and the exterior angle that is 115° are supplementary, so they have to add up to 180°. So we have to subtract 180 - 115 = 65.
So our equation for y is:
y + 65 + 90 = 180
y + 155 = 180
y = 25
So y = 25°
Hope this helps!!! :)
Evaluate each value expression for the given value of the variable : x+x+5 when x=7
QUICK PLSSSSSS
Answer:
19
Step-by-step explanation:
x = 7, so we have:
7 + 7 = 14
14 + 5 = 19
Answer:
19
Step-by-step explanation:
you replace the x with a seven. so it will look like
7+7+5= 19
I been working on this for 2 and a half hours and its do at 11:59 pm but i want it done now. The question says , A stack of nested paper cups is 8 inches tall. The first cup is 4 inches tall and each of the rest of the cups in the stack adds 0.25 inches to the height of the stack. But i need the equation not the number of cups.
Answer:
h= 0.25c +4
Step-by-step explanation:
➀ Define variables
Assuming that you are asking for the equation representing the height of the stack, let's start by letting the height of the stack be h inches and the number of cups be c.
➁ Find the increase in height with every additional cup
If an additional cup is stacked on the first cup, the height increment is 0.25 inches. When 2 cups are added, the height increment is 2(0.25)= 0.5 inches. Thus the expression for the increase in height is 0.25c, where c is the number of cups as we have already defined in step 1.
➂ Find the total height of the stack
Since the height of the first cup remains constant at 4 inches tall, the total height of the stack can be represented by the equation:
h= 0.25c +4
what is the prime factorization of 430
Answer:
\(\huge \boxed{430=2 \times 5 \times 43}\)
Step-by-step explanation:
Using factor tree,
Answer:
\(\large\boxed{2, 5, 43}\)
Step-by-step explanation:
430
/ \
215 2
The 2 cannot be factorized anymore, so I will put a small box around it.
430
/ \
215 \(\boxed{2}\)
/ \
43 5
5 and 43 cannot be factorized any smaller.
430
/ \
215 \(\boxed{2}\)
/ \
\(\boxed{43}\) \(\boxed{5}\)
The prime factorization is the numbers in the boxes, which are 2, 5, and 43.
\(\large\boxed{2, 5, 43}\)
Hope this helps :)
--------------------------------------------------------------------------------------------
If the formatting is not showing up correctly, please refer to the images of my answer below instead.
On a coordinate grid, the x axis represents the age of a plant in weeks, and the y axis represents the height of the plant in inches. After 3 weeks, the plant was 4.5 inches tall. Write the coordinates.
Answer:
(3,4.5)
Step-by-step explanation:
Three, Four point five
The required coordinates are (3,4.5) which represents the plant was 4.5 inches tall after 3 weeks in the given graph.
What is a graph?A graph can be described as a visual representation or a diagram that represents data or values.
The graph is shown which is given in the question
Here the x-axis represents the age of a plant in weeks, and the y-axis represents the height of the plant in inches on a coordinate grid.
After 3 weeks, the plant was 4.5 inches tall.
As per the given condition,
The x-coordinate is 3 weeks which means 3 units
The y-coordinate is 4.5 inches height of the plant which means 4.5 units
Therefore, the required coordinates are (3,4.5) which represents the plant was 4.5 inches tall after 3 weeks in the given graph.
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