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1/2^x=8
We move all terms to the left:
1/2^x-(8)=0
Domain of the equation: 2^x!=0We multiply all the terms by the denominator
x!=0/1
x!=0
x∈R
-8*2^x+1=0
Wy multiply elements
-16x+1=0
We move all terms containing x to the left, all other terms to the right
-16x=-1
x=-1/-16
x=1/16
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