Question

Olhe esta imagem e me ajudeeeeee

Answer 1

$logx^2+log8=2log5-log2\\ \\ logx^2=log25-log2\\ \\ logx^2+log8=log(\frac{25}{2})\\ \\ logx^2=log(\frac{25}{2})-log8\\ \\ logx^2=log(\frac{25}{48})\\ \\ x^2=\frac{25}{48}\\ \\ x=\pm\frac{5}{4\sqrt3}$