2^2x -1 = 1/8^x−3 find x
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here,
or,2^(2x-1) = 1/(8^x-3)
or, 2^(2x-1) = 1/8^x * 8^-3
or, 2^(2x-1)= 8^3/8^x
or, 2^(2x-1) = 8^(3-x)
or, 2^(2x-1) = 2^{3(3-x)}
or, 2^(2x-1) = 2^(9-3x)
now, comparing power, we get
or, 2x-1 = 9-3x
or, 5x = 10
hence, x =2
i hope this is helpful for you
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