Math, asked by smithiya, 1 year ago

which identity we will use in all parts.
please answer the following question
I will mark the right answer as the brain list one.

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Answered by Anonymous

in mostly questions .....

(a+b)² = a²+b²+2ab
(a-b)²= a²+b²-2ab

in the question (b) and (f)
you can use
(a+b)(a-b) = a²-b²

Anonymous: in d part ....... (a-b)²

smithiya: can you solve both

smithiya: please

smithiya: I hope you will

smithiya: solve it

smithiya: please please please please please please

Anonymous: ok

Anonymous: (3p+6)²-(2p-8)²............. (9p²+36+36p)-(4p²+64-32p)............. 9p²+36+36p-4p²-64+32p............. 5p²+68p-28

Anonymous: part d ......... (x-y)²+4xy ............ x²+y²-2xy+4xy .............. x²+y²+2xy

smithiya: thanks

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