what is the difference between (A+B)square and (A square - B square)
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(a+b)2= a2+2ab+b2/ and (a-b)2= a2-2ab+b2 the two given here are squares
tamoghna:
the diff is 4ab
why we cant right asquare minus b square as a minus b square by taking squares common
i am not satisfied
i know its derivation but problem is that i asked
Answered by
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(a+b)^2. =a^2+2ab+b^2
(a^2-b^2). =a^2-2ab+b^2
(a^2-b^2). =a^2-2ab+b^2
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