Question

2. Solve:-

1) (m + n)3 - (m - n)3​

Answer 1

Answer:

=1.

Step-by-step explanation:

m+n=1

If  m=1 then n=0

then, m  

3

+n  

3

+3mn

1  

3

+0  

3

+3(1)(0)=1

=1.