Question

(I + m)(n - p) + (1 - m)(n + p) + 3(In + mp)​

Answer 1

Answer:

=l(n-p)+m(n-p)+l(n+p)-m(n+p)+3ln+3mp

=ln-lp+mn-mp+ln+lp-mn+mp+3ln+3mp

=5ln+3mp