4,511 Answered Questions for the topic prealgebra

Prealgebra

11/04/22

Solving Problems Involving Coins

Sahana has a change jar that contains $1.99 in pennies and quarters. The number of pennies is 10 more than two times the number of quarters. How many of each type of coin does she have?
Prealgebra

11/04/22

Evaluate the following function at the indicated values. Round to the nearest ten-thousandth.

(a)    P(-7) =  (b)    P(6) =  (c)    P(1/2) = 
Prealgebra

11/03/22

The question below

Find the inverse function of f. f(x) = 4 + 9 + x f −1(x) =   ,    x ≥ 4Find the inverse function of f. f(x) = 25/x^2 ,    x > 0 f −1(x) =   ,    x > 0
Prealgebra

11/03/22

Find the inverse function of f. f(x) = 2 − 6x f −1(x) =

A table of values for a one-to-one function is given. Find the indicated value. x 1 2 3 4 5 6 f(x) 0 2 3 6 4 1 f(f −1(6)) = Find the inverse function of f.f(x) = 6x3 + 5f −1(x) =  Find the... more
Prealgebra Math Algebra 1 Algebra 2

11/02/22

find the growth rate of f(x)=4e^2x (as a percentage)

I found the initial value and Y int. without an issue but the "e" is confusing me. If someone could help me with this that would be great. The answer is supposed to be as a percentage.
Prealgebra Math Algebra 1 Algebra 2

11/02/22

find the growth rate of f(x)=4e^2x

I found the initial value and Y int. without an issue but the "e" is confusing me. If someone could help me with this that would be great.
Prealgebra Math Algebra 1

11/02/22

Algebra Question

Suppose that there are two types of tickets to a show: advance and same-day. The combined cost of one advance ticket and one same-day ticket is $60. For one performance, 30 advance tickets and 35... more
Prealgebra Math

11/02/22

Discussion Topic

Data plays a crucial role in decision-making because it can reveal relationships between different quantities. We often use linear equations to model these relationships and make predictions about... more
Prealgebra

11/01/22

The question below

A graph of a function f is given.Does f have an inverse?YesNo    If so, find the following. (If an answer does not exist, enter DNE.) f −1(−1)  =  f −1(2)  = 
Prealgebra

11/01/22

The question below

A table of values for a one-to-one function is given. Find the indicated value. x 1 2 3 4 5 6 f(x) 4 0 9 3 2 6 f −1(4) = A table of values for a one-to-one function is given. Find the indicated... more
Prealgebra

11/01/22

the question below

Consider the following functions. f(x) = 1 square of x  g(x) = x2 − 8x ,Find (f ∘ g)(x). Find the domain of (f ∘ g)(x). (Enter your answer using interval notation.) Find (g ∘ f)(x). Find the... more
Prealgebra

11/01/22

The question is below

Use the given graphs of f and g to evaluate the expression. (Assume that each point lies on the gridlines.)(f ∘ f)(0) = Use the given graphs of f and g to evaluate the expression. (Assume that each... more
Prealgebra

11/01/22

I added the questions below

Use f(x) = 3x − 4 and g(x) = 2 − x2 to evaluate the expression.(a)    (f ∘ f)(−1) (b)    (g ∘ g)(−1) Use f(x) = 4x − 2 and g(x) = 5 − x2 to evaluate the expression.(a)    f(f(2)) (b)    g(g(3)) 
Prealgebra

11/01/22

Consider the following functions. f(x) = 1 x , g(x) = x2 − 8x Find (f ∘ g)(x).

Find the domain of (f ∘ g)(x). (Enter your answer using interval notation.) Find (g ∘ f)(x). Find the domain of (g ∘ f)(x). (Enter your answer using interval notation.) Find (f ∘ f)(x). Find the... more
Prealgebra Algebra 1 Algebra 2

10/31/22

Converse of a conditional statement

In the conditional statement If 5+5=20, then 3+2=5 how can the conditional be true when one part of the statement is not true ie 5+5=20 is not true.then the converse of that says If 3+2=5, then... more
Prealgebra Math Algebra 1 Algebra 2

10/31/22

Find the coefficient of the given term in the binomial expansion.

Find the coefficient of the given term in the binomial expansion.

10/31/22

Determine the following...

Determine when *NOTE*Grade 12 Advanced FunctionsPlease answer clearly and neatly. Thanks
Prealgebra

10/30/22

I NEED HELP IT IN ALGEBRA

At 91°F, a certain insect chirps at a rate of 85 times per minute, and at 99°F, they chirp 133 times per minute. Write an equation in slope-intercept form that represents the situation.
Prealgebra Algebra 1

10/29/22

Too Long to fit, here is part of it: Find and interpret the average rate of change of F over the interval [0,28]. What is the Average Mileage in 2003 compared to 1995?

Using the data from Bureau of Transportation Statistics, the average fuel economy F in miles per gallon for passengers cars in the U.S can be modeled by F(T) = -0.0076T^2 + 0.45T +16, 0 ≤ T ≤ 28,... more
Prealgebra

10/28/22

y=x^3 shift 4.4 units to the left, reflect across the y-axis and shift upwards 5.9 units.

also, give me the new function based on the given parent function, which is y=x^3, and transformations in the given order. 1. shift 4.4 units to the left. 2. reflect across the y-axis. 3. shift... more
Prealgebra

10/27/22

What is the ordered pair if (4, 3) has a run of -5 and a rise of -2?

10/26/22

Can anybody help me solve 6 through 8

I have nearly tried 5 different times to figure out these questions, and I am really struggling with these calculus questions. These are the only questions I'm struggling with right now. I might... more
Prealgebra

10/26/22

Find the equation for the line that passes through the point (−2,5), and that is perpendicular to the line with the equation x=−4.

Find the equation for the line that passes through the point (−2,5)(−2,5), and that is perpendicular to the line with the equation x=−4x=−4.
Prealgebra Math Algebra 2

10/25/22

write b exponent of 4 times b with a exponent of 2

i need help

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