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# Combine Added Logarithms

ALGEBR-JAGRAM

Write $\log_3(x+3)+\log_3(x+1)$ as a single logarithm.

A

$\log_3\left(\cfrac{x+3}{x+1}\right)$

B

$\log_3\left((x+3)(x+1)\right)$

C

$\log_3(2x+4)$

D

$\log_3(x+3)\cdot\log_3(x+1)$

E

It cannot be written as a single logarithm

F

None of these