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What is the value of f(x)=9^x when x=-2​

What is the value of f(x)=9^x when x=-2​-example-1

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5 votes

Answer:

A 1/81

Explanation:

f(x) = 9^x

Let x=-2

f(-2) = 9^-2

The negative takes it down to the denominator

f(-2) = 1/ 9^2

f(-2) = 1/81

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