If ${\mathrm{3}}^x=4^{x-1}$, then $x =$

Important Questions on Logarithm and Its Applications

MEDIUM

JEE Advanced

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR MATHEMATICS>Chapter 1 - Logarithm and Its Applications>JEE Advanced Paper 1 - 2018>Q 2

The value of ${\left({\left({\log }_{2}9\right)}^2\right)}^{\frac{1}{{\log }_2\left({\log }_{2}9\right)}}\times {\left(\sqrt{7}\right)}^{\frac{1}{{\log }_{4}7}}$ is