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What is an identity

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What is an identity

Posted by Pratiksha Singh 5 years, 2 months ago

CBSE > Class 10 > Mathematics

1 answers

Shagun Saini 5 years, 2 months ago

in maths , an identity is an relating mathematical expression which proves expression A and expression B equal . With the help of an identity , we can prove A&B expression equal and we can also find values of terms and let's(let x=, lety= etc) in these 2 expressions (expression A and expression B). examples:- (a+b)^2 =a^2+b^2+ 2ab (a+b) (a-b) = a^2-b^2 (a-b)^2= a^2+ b^2 -2ab Hope it's usefull

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Posted by Kanika . 4 days, 18 hours ago

CBSE > Class 10 > Mathematics