Unit Test — Cumulative exam

Question 1

Which is equivalent to ?

Revolt · Accepted Answer

Answer image: https://media.edgenuity.com/evresources/3111-10-05/mc009-5.jpg

Question 2

Which of the following shows the equation rewritten using logarithms?

Revolt · Accepted Answer

log Subscript 4 Baseline (x + 6) = log Subscript 4 Baseline 16

Question 3

Carlene is saving her money to buy a $500 desk. She deposits $400 into an account with an annual interest rate of 6% compounded continuously. The equation represents the situation, where t is the number of years the money needs to remain in the account. About how long must Carlene wait to have enough money to buy the desk? Use a calculator and round your answer to the nearest whole number.

Revolt · Accepted Answer

4 years

Question 4

Which equation is equivalent to ?

Revolt · Accepted Answer

2 Superscript 8 p Baseline = 2 Superscript 5 p + 15

Question 5

If and , which of the following is the graph of ?

Revolt · Accepted Answer

mc006-4.jpg

Question 6

Which of the following is the graph of f(x) = –0.5|x + 3| –2?

Revolt · Accepted Answer

Answer image: https://media.edgenuity.com/evresources/3111-11-01/mc016-4.jpg

Question 7

What is the solution of ?

Revolt · Accepted Answer

4

Question 8

The graph below shows the altitude, in feet, of a model rocket t seconds after launch. During this time, the rocket experiences three distinct modes of flight. Initially, the engine accelerates the rocket upward. The rocket then coasts upward, is slowed by gravity, and eventually begins to fall. Last, a parachute opens and the rocket drifts smoothly back to the ground. When was the model rocket 600 feet above the ground?

Revolt · Accepted Answer

4.5 and 12 seconds

Question 9

What common base can be used to rewrite each side of the equation

Revolt · Accepted Answer

2

Question 10

The solution to an absolute value inequality is shown on the graph below.What is another way to show the solution?

Revolt · Accepted Answer

(–3, 2)

Unit Test — Cumulative exam Answers

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