Question

What is a expression equivalent to that

Answer 1

`\frac{\sqrt{128x^(5)y^(6)}}{2x^(7)y^(5)}=\frac{\sqrt{2x\left(8x^(2)y^(3)\right)^(2)}}{2x^(7)y^(5)}\\\\=(8x^(2)y^(3))/(2x^(7)y^(5))√(2x)=(4√(2x))/(x^(5)y^(2))`