Question

Найдите значение выражения log0.2 $sqrt{3} sqrt{3} - sqrt{2} + log0.2 sqrt{3} sqrt{3} + sqrt{2}$

Answer 1

$log(0,2) sqrt{(3 sqrt{3} - sqrt{2})(3 sqrt{3}+ sqrt{2}) } =log(0,2) sqrt{27-5} =log(0,2) sqrt{25} =$$log(0,2)5=-1$