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26-04-2017
Mathematics

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8 to power -2 multiplied by a to power of 7

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26-04-2017

(8^ -2)(4^4)(16^ -1)

a^-x=(1/a^x)

(4^4)/((8^2)(16))

"NOTE" 16^1=16

4^4=256

8^2=64

256/((64)(16))=1/4

convert 1/4 to a power of two

(4) is 2

1/4=1/(2^2)

1^2=1

(1/2)^2=(1/4)

1/2 to the power of 2 is the answer

It would look like this

1/2²

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