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If 22 x+1=8 t...

Question

If $(2)^{2 x + 1} = 8$ then find the value of x.

A

mn

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B

m + n

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C

m - n

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D

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Solution

The correct option is B
m + n

Given : $(2)^{2 x + 1} = 8$

$\Rightarrow (2)^{2 x + 1} = 2^{3}$

Equating the powers

$2 x + 1 = 3$

$\Rightarrow x = 1$

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