Question

Помогите, пожалуйста!!!!

Answer 1

1)$b^{9/18} = b^{1/2}= sqrt{b}$
2)$Log_{ sqrt{2} } 2= Log_{ sqrt{2} } (sqrt{2})^{2} = 2Log x_{ sqrt{2} } sqrt{2}=2*1=2$