How do you solve log_5x=3?

2 Answers
Aug 14, 2018

log_5 x=3 <=>x=5^3=125

Explanation:

Here ,

log_5 x=3

We know that , for X , YinRR^+ anda inRR^+ -{1}

color(red)(log_aX=Y <=>X=a^Y to" Definition"

:.log_5 x=3 <=>x=5^3=125

Aug 14, 2018

x=125

Explanation:

"using the "color(blue)"law of logarithms"

•color(white)(x)log_b x=nhArrx=b^n

log_5 x=3rArrx=5^3=125