Question

2$sqrt{x} - x sqrt{x}$ деленное на (2+$sqrt{2x}$)  в квадрате

Answer 1

=x(2-sqrt(x))/2(1+sqrt(x))=x(2-sqrt(x))(1-sqrt(x))/2(1-x)=x(x-3sqrt(x)+2)/2(1-x)