Question

4^x-1 = 2^x-2 then x is

Answer 1

Answer:

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Step-by-step explanation:

2²(x-1)=2^x-2

now equating the powers

2x-2=x-2

2x-x=0

therefore,x=0

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Answer 2

4^x-1=2^x-2(answer refer to image)