Question

If $3^2\times 3^x=3^5$, then value of x is:

• A. 2
• B. 3
• C. 4
• D. 5

Answer 1

The correct option is B 3

$3^2\times 3^x=3^5$

$3^{(2+x)}=3^5$ [$a^m\times a^n=a^{(m+n)}$]

2 + x = 5

x = 5 - 2 = 3