Question

Solve for x :

$2^{2x+1}=8$

• A. 1
• B. 0
• C. 2
• D. 4

Answer 1

The correct option is A 1

$2^{2x+1}=8$
$\Rightarrow 2^{2x+1}=2^3$
Now we have equation for x
$\Rightarrow 2x+1=3$
$\Rightarrow 2x=3-1$
$\Rightarrow 2x=2$
$\Rightarrow x=1$