Question

(L+m+n) (L-m+n)
find the following product
with explanation step by step ​

Answer 1

Answer:

=L+M+N=LMN

Step-by-step explanation:

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Answer 2

Answer:

(l+m+n) (l-m+n)

l (l-m+n) +m (l-m+n) +n (l-m+n)

l²-lm +ln +ml -m² +nl +nl -nm +n²

l² + 0 +2nl -m ² -nm +n²

l²+ 2nl-m²-nm+n²