Question

Multiply the binomial (n+m)(2n-3m)​

Answer 1

Answer:

If sin A + cos A = m and

sin3A+cos3A=nsin3A+cos3A=n,

then (1) m3-3m+n=0m3-3m+n=0

(2) n3-3n+2m-On3-3n+2m=0 (3)

m3-3m+2n=0m3-3m+2n=0 (4)

m3+3m+2n=0