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OpenStudy (anonymous):
what makes this statement true 9 exponent -2 a 81 b 18 c 1/81 d 1/-81
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OpenStudy (raden):
use the property of exponent : a^(-m) = 1/a^m
OpenStudy (raden):
so, 9^-2 = 1/(9^2) = 1/81
OpenStudy (anonymous):
thank you
OpenStudy (raden):
you're welcome
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