AnswersIntegrated Math II FullInequalities in the Real World

Inequalities in the Real World Answers

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Which statements are true about exponential functions? Check all that apply.The domain is all real numbers.The range always includes negative numbers.The graph has a horizontal asymptote at x = 0.The input to an exponential function is the exponent.The base represents the multiplicative rate of change.

A
The domain is all real numbers.
B
The range always includes negative numbers.
C
The graph has a horizontal asymptote at x = 0.
D
The input to an exponential function is the exponent.
E
The base represents the multiplicative rate of change.
2
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Which table represents an exponential function?

A
Option
B
Option
C
Option
3

What is the multiplicative rate of change of the exponential function shown on the graph?

A
Option
B
1
C
4
D
Option
4

Which is an exponential growth function?

A
f(x) = 6(0.25)x
B
f(x) = 0.25(5.25)x
C
f(x) = –4.25x
D
f(x) = (–1.25)x
6

The value of an antique plate after x years can be modeled by f(x) = 18(1.05)x. Which graph can be used to approximate the number of years it will take for the plate’s value to be $30?

A
Option
B
Option
C
Option

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Inequalities in the Real World Answers…