Unit 5 Review: Exponential Functions

Which situation is best represented by the graph?

• the amount the charity had before he campaign began

• the amount donated on day 1

• the amount donated on day 6

• the amount by which the one-day totals increased each day over the five-day period

Which function is graphed below?

Given the values of exponential function h below, what is h(4)?

h(1) = 6

h(2) = 12

h(3) = 24

• 30

• 36

• 48

• 96

Given the values of exponential function p below, what is p(7)?

p(4) = 162

p(5) = 108

p(6) = 72

• 12

• 24

• 36

• 48

• the approximate amount by which the ratings decreased from episode to episode

• the approximate amount by which the ratings increased from episode to episode

• the approximate factor by which the ratings decreased from episode to episode

• the approximate factor by which the ratings increased from episode to episode

Which parent function is shown below?

• reciprocal

• square root

• exponential

• logarithmic

Which pair of functions have graphs that are symmetric to one another with respect to the x-axis?