Question

(m-n^1/2)^2+(m+n^1/2)^2

Answer 1

m²-2n√n+n+m²+2n√n+n=2m²+2n

Answer 2

2.(m^1/3+2n^1/2)^2-(m^1/3-2n^1/2)2

Answer 3

Help

Answer 4

Heeelp