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All the identities of a&b Please

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All the identities of a&b Please

Posted by Sandhya Sharma 6 years, 2 months ago

CBSE > Class 10 > Mathematics

2 answers

Sandhya Sharma 6 years, 2 months ago

Thanks

2Thank You

Shreya Dubey 6 years, 2 months ago

(a + b)2 = a2 + 2ab + b2 (a – b)2 = a2 – 2ab + b2 a2 – b2 = (a + b)(a – b) (x + a)(x + b) = x2 + (a + b) x + ab (a + b + c)2 = a2 + b2 + c2 + 2ab + 2bc + 2ca (a + b)3 = a3 + b3 + 3ab (a + b) (a – b)3 = a3 – b3 – 3ab (a – b) a3 + b3 + c3– 3abc = (a + b + c)(a2 + b2 + c2 – ab – bc – ca) Here is your answer hope it helps!!?

4Thank You

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