Math, asked by sunnybondugulla, 5 months ago

(m-n ) (m+n) (m+n) (m-n)​

Answers

Answered by chirikisirisha1359
4

Step-by-step explanation:

(m-n×m-n)(m+n×m+n)

=(m-n)²(m+n)²

=(m²+n²-2mn)(m²+n²+2mn)

=m²+n²-2mn+m²+n²+2mn

=2m²+2n²

=2(m²+n²)

hope it is helpful

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