Math, asked by cleverme, 2 months ago

Show that (4x+7y)2–(4x-7y)2=112xy

answer in 2 minutes and u r gonna be marked as brainliest!!!

Answers

Answered by priyansusahoo26

0

Answer:

=112xy

Step-by-step explanation:

LHS:-

(4x+7y)2-(4x-7y)2=112xy

16x2+49y2+56xy-[16x2+49y2-56xy]

16x2+49y2+56xy-16x2+49x2-56xy

56xy+56xy

112xy

RHS

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