(a+b)(a-b)=
solve the sum
Answers
Answered by
1
Answer:
a^2-b^2
Step-by-step explanation:
This is an identity.
Answered by
0
Answer:
a^2-b^2
Step-by-step explanation:
(a+b) (a-b)
=a^2-ab+ab-b^2
=a^2-b^2
It is a formula also
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