Question

Найдите значение выражения

Answer 1

log(2) 25/ log(2)5 = log(2) 5²/ log(2)5 = 2log(2) 5/ log(2)5= 2

Answer 2

$log_{5} 2*log_{2}25=log_{5} 2*(2*log_{2} 5)=2*log_{5} 2*log_{2}5=2*1=2$