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Add the following. l^2 + m^2 , m^2 + n2^ , n^2 + l2 , 2lm + 2mn + 2nl

Add the following.
l^2 + m^2 , m^2 + n2^ , n^2 + l2 , 2lm + 2mn + 2nl

Grade:12

1 Answers

Harshit Singh
askIITians Faculty 5964 Points
one year ago
Dear Student

(l^2+ m^2) + (m^2+ n^2) + (n^2+ l^2) + (2lm + 2mn + 2nl)
= l^2+ l^2 + m^2+ m^2+ n^2+ n^2+ 2lm + 2mn + 2nl
= 2l^2+ 2m^2+ 2n^2+ 2lm + 2mn + 2nl

Thanks

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