Question

if 5x =625, find the value of 3^x and 2^x-1
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Answer 1

$= > {5}^{x} = 625$

$= > {5}^{x} = {5}^{4}$

$= > x = 4$

$= > {3}^{x} = {3}^{4} = 81$

$= > {2}^{(4 - 1)} = {2}^{3} = 8$

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