Unit Test

Question 1

Use the graph of the function y = 4x to answer the following questions. The domain of the function is to because an exponent can be any real number.

Revolt · Accepted Answer

negative infinity; Selection 1: negative infinity; Selection 2: positive infinity

Question 2

negative infinityzero✔ positive infinity

Revolt · Accepted Answer

positive infinity

Question 3

The range of the function is to because 4x is always positive.

Revolt · Accepted Answer

zero; The range of the function is to because 4x is always positive.: zero; The range of the function is to because 4x is always positive.: positive infinity

Question 4

negative infinityzero✔ positive infinity

Revolt · Accepted Answer

positive infinity

Question 5

Complete the tables of values. x 4−x −1 4 0 a 2 b 4 c a = b = c =

Revolt · Accepted Answer

Part 1: 1; Part 2: 1/16; Part 3: 1/256

Question 6

x ( 2 3 ) x −1 3 2 0 d 2 e 4 f d = e = f =

Revolt · Accepted Answer

1; 4/9; 16/81

Question 7

Identify the horizontal asymptote of each graph.

Revolt · Accepted Answer

y = 0

Question 8

mc002-1.jpg

Revolt · Accepted Answer

y = –3

Question 9

Identify the domain and range of each function. y = 3 • 5x The domain of this function is . The range of this function is .

Revolt · Accepted Answer

negative infinity to infinity; Selection 1: negative infinity to infinity; Selection 2: 0 to infinity

Question 10

y = 4x - 5 + 3 The domain of this function is . The range of this function is .

Revolt · Accepted Answer

negative infinity to infinity; Selection 1: negative infinity to infinity; Selection 2: 3 to infinity

Unit Test Answers

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