Question

(l-m)^2 +(l+m)^2

please give ans of my question ​

Answer 1

(l-m)^2 + (l+m)^2
=l^2+m^2_2lm+l^2 +m^2+2lm
=2l^2+2m2 Ans


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Answer 2

Answer:l^2+m^2

Step-by-step explanation:

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