Question

Решить уравнение log 5 x^2=2

Answer 1

$log_{5}( {x}^{2} ) = 2 \\ \\ {x}^{2} = {5}^{2} \\ {x}^{2} = 25 \\ \\ x1 = - 5 \\ x2 = 5$



ОТВЕТ: - 5 ; 5