Question

вычислите пожалуйста !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Answer 1

$3^{log_{sqrt3}7}-2log_{frac{1}{3}}7=3^{2log_37}-2log_{3^{-1}}7=\\=3^{log_37^2}+2log_37=7^2+log_37^2=49+log_349$