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Mathematics 7 Online
OpenStudy (anonymous):

What is the value of the expression 4/2^-2? A. ½ B. 1 C. 8 D. 16

OpenStudy (anonymous):

D 16

OpenStudy (anonymous):

how? i got B when i tried it..

OpenStudy (radar):

Look at it like this:\[4 \over 2^{-2}\]is the same as \[4\times 2^{2}\]and you know what that is.

OpenStudy (anonymous):

ohhhhhhhhhhh that makes sense. so its basically 4*4 and thats 16. thank you

OpenStudy (radar):

Yes, that is correct.

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