Question

solve this equation for x
4^x =30

Answer 1

\[x=\log_{4} 30\]
after I cant remember how to deal with

Answer 2

after that

Answer 3

\[4^x = 30 \implies ln 4^x = ln 30 \implies x ln 4 = ln 30 \implies x = \frac{ln 30}{ln 4}\]

Answer 4

ttt is also correct. \(\frac{ln 30}{ln 4} = log_4 30\)