Question

(m-n) (m+n)
give me the answer plz​

Answer 1

Answer:

(m+n) (m-n) =m^2-n^2

Step-by-step explanation:

This is an Algebraic Identity

Answer 2

ANSWER

Part(i)

Add

=m−n+m+n=2m

Subtract

=m−n−m−n=−2n

Part(ii)

Add

=mn+5−2+mn+3=2mn+6

Subtract

=mn+5−2−mn−3=0