1.

Select a suitable identity and find the following product ( kl-mn) (kl+ mn)

Answer»

(a+b)(a-b)=a^2-b^2.
so,by this identity we can SOLVE it ...
(kl-mn)(kl+mn)=kl^2-mn^2.
It your ANSWER...
Please MARK this as a brainliest answer..



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