sholt1243
sholt1243
10-11-2014
Mathematics
contestada
how to do 2^-2
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3^-3
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apologiabiology
apologiabiology
10-11-2014
(-)exponents mean reciprocals so x^-1=1/x
so 2^-2=1/2^2=1/4
3^-3=1/3^3 =1/9
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