Question

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Answer 1

Answer:

8× 4^x=1/512

4^x=1/(8*512) =1/(4096)=1/2^12

4^x=2^(-12)

2^(2x)=2^(-12)

2x=-12

x=-6

so, -3/x=-3/-6=1/2

Answer 2

Answer:

how it helps you.........