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Which is an exponential decay function?

f(x) = 3/4 (7/4)x
f(x) = 2/3 (4/5)–x
f(x) = 3/2 (8/7)–x
f(x) = 1/3 (9/2)x

2 Answers

6 votes

Answer:

f(x)=3/2(8/7)-x

Explanation:

Just the quiz on edg and it is f(x)=3/2(8/7)-x

User Pouya Jabbarisani
by
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0 votes

Decay functions hav exponential terms that are one of

... (number greater than 1)^(negative exponent)

or

... (number less than 1)^(positive exponent)

The choice that meets these requirements is

... f(x) = 3/2 (8/7)^-x

User Starmaster
by
8.2k points

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