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Help me on this question

Help me on this question-example-1
User Shifa Khan
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Answer:

Explanation:

a) 16^ (-1/4)=2^4(-1/4)=2^-1=1/2

b) 27*9^3x=

we write 27=3^3

9=3^2*3x=3^6x

3^3 x 3^6x= k=3+6x

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