Question

If a〖cos〗^3 θ+3a〖sin〗^2 θcosθ=m and a〖sin〗^3 θ+3asinθ〖cos〗^2 θ=n prove that 〖m+n)〗^(2/3)+(〖m-n)〗^(2/3) =〖2a〗^(2/3)

Answer 1

Answer:

Step-by-step explanation: