Question

solve for x to four significant digits 38^2x=109

Answer 1

\(\normalsize\color{blue}{ 38^{2x}=109}\)

\(\normalsize\color{blue}{ 2x \log38=\log109}\)

\(\normalsize\color{blue}{ 2x =\log_{38}109}\)

\(\normalsize\color{blue}{ x =\frac{1}{2}\log_{38}109}\)