Question

вычислите log 2 1/32 ; log 1/2 1/8

Answer 1

$log_2frac{1}{32}=log_22^{-5}=-5cdot underbrace {log_22}_{1}=-5\\log_{frac{1}{2}}frac{1}{8} =log_{ frac{1}{2} }( frac{1}{2} )^3=3cdot log_{ frac{1}{2} } frac{1}{2}=3$