Question

Evaluate 44² - 36² *​

Answer 1

=44^2-36^2

=(44 + 36)(44 - 36)

{a^2-b^2 =(a+b)(a-b), by using this identity}

=(80)(8)

=640

Answer 2

Answer:

It's simply by using algebraic formula

a^2-b^2 =(a+b)(a-b)

So (44^(2)-36^(2))

=(44+36)(44-36)

=80×8=640

Hence 640 is the answer.