Question

addition of l2 – m2, –m2 –n2, n2–l2, 2lm+2mn+2nl
please any one tell me the answer​

Answer 1

Answer:

Answer

l 2 +m 2 ,m 2 +n 2 ,n 2 +l 2

,2lm+2mn+2nl

Adding we get,l 2 +m 2 +m 2 +n 2 +n 2 +l2+2lm+2mn+2nl=2l

2 +2m 2 +2n 2 +2lm+2mn+2nl

=2(l 2 +m 2 +n

2 +lm+mn+nl)

Answer 2

Answer:

this is the correct answer I hope it helps you to solve your question dear. And thanks for one more time posting the question dear