please solve thos with the help of (a+b)(a-b) =a²+b²
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(m+n+m-n)(m+n-m+n)
(2m)(2n)
(2m)(2n)
ansh85:
No it's wrong method and answer
i applied that formula which was given to be
you have write wrong question
since
a^2-b^2=(a+b)(a-b)
answer is (m-n)(m+n-1)
but you have written anything else
no this maths is based on this formula
if you multiply your answer you will surely understand what is right
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