Choose the correct letter. Which of the following functions models exponential decay? A.f(x)=12*3^x B. y=2*0.8^x C. y=-3x^2 D. f(x)=1.8^x

Tyra 2021-09-27 Answered

Choose the correct letter. Which of the following functions models exponential decay?

A. f(x)=123x

B. y=20.8x

C. y=3x2

D. f(x)=1.8x

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Expert Answer

Lacey-May Snyder
Answered 2021-09-28 Author has 88 answers

1. The exponential function: y=abx is an exponential growth if b>1 or is an exponential decay if 0 A:b=3
B:b=0.8
C: Not an exponential function
D:b=1.8
The answer is Choice B.

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