SOLUTION: Find the solution of the exponential equation 15^x = 4 in terms of logarithms, or correct to at least 4 decimal places. Please help!

Algebra ->  Exponential-and-logarithmic-functions -> SOLUTION: Find the solution of the exponential equation 15^x = 4 in terms of logarithms, or correct to at least 4 decimal places. Please help!      Log On


   

Question 427585: Find the solution of the exponential equation 15^x = 4 in terms of logarithms, or correct to at least 4 decimal places. Please help!
Answer by Gogonati(855) About Me  (Show Source):
You can put this solution on YOUR website!
Solution:15%5Ex=4 By definition of logarithms we write:
log%2815%2C4%29=x or
x=%28ln4%29%2F%28ln15%29
x=0.5119