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OpenStudy (anonymous):
What is the value of f(x) = 9^x when x = -2?
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OpenStudy (anonymous):
f(x) = 1/81
OpenStudy (sweetburger):
ya he gave teh right answer but so you can try it on your own plug in the -2 for x in the equation like this 9^-2 which becomes 1/9^2 which equal 1/81
OpenStudy (anonymous):
thank you, thats a better understanding.
OpenStudy (sweetburger):
np np
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