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Find f(-2) for f(x) = 3 * 2^x
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2 votes
Find f(-2) for f(x) = 3 * 2^x

User Gokul Kathirvel
by
8.7k points

1 Answer

13 votes

9514 1404 393

Answer:

3/4

Explanation:

f(-2) = 3ยท2^-2 = 3/2^2

f(-2) = 3/4

_____

The applicable rule of exponents is ...

a^-b = 1/a^b

User DeGoot
by
8.6k points
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