Cumulative Exam — Cumulative exam

Question 1

Which equation is the inverse of y = x2 – 36?

Revolt · Accepted Answer

y = plus-or-minus StartRoot x + 36 EndRoot

Question 2

If f(x) = x2 – 25 and g(x) = x – 5, what is the domain of ?

Revolt · Accepted Answer

all real values of x except x = 5

Question 3

Which expression has the same value as –y–4?

Revolt · Accepted Answer

Answer image: https://media.edgenuity.com/evresources/3111-08-01/mc017-1.jpg

Question 4

You can use a system of equations to graph and solve the polynomial equation . Which statement is true?

Revolt · Accepted Answer

The y-coordinates of the solutions to the system and the zeroes of the equation are not equal.

Question 5

The polynomial function f(x) = 3x5 – 2x2 + 7x models the motion of a roller coaster. The roots of the function represent when the roller coaster is at ground level. Which answer choice represents all potential values of when the roller coaster is at ground level? Begin by factoring x to create a constant term.

Revolt · Accepted Answer

0, , 1, , 7

Cumulative Exam — Cumulative exam Answers

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