bholland234 bholland234

02-04-2018
Mathematics

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Which of these is NOT equivalent to 2^−3

A.-2^3
B.2(1/4)^2
C.2^2 x 2^-5
D.(1/2)^3

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cap102073 cap102073

02-04-2018

The answer is A. -2^3

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dchero12 dchero12

02-04-2018

A. -2^3 Because if you do 2^-3 that equals 1/8 but -2^3 is really -2*-2*-2 which equals -8.

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