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( 2+5)(5+2) simplify

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( 2+5)(5+2) simplify

Posted by Reena Gungun 5 years, 4 months ago

CBSE > Class 09 > Mathematics

4 answers

Kashika Khuranaa.. ? 5 years, 4 months ago

By using identity (a+b)sq So,a=2&b=5 a+b ka whole sq=a sq +b sq + 2ab =2sq +5sq + 2×2×5 4+25+20 49. Ans☺☺

Pramod Pant 5 years, 4 months ago

(2+5)(5+2)=(2+5)whole square (2+5)whole square=2square +2×2×5+5square 4+20+25 49 ans

Anne Aravinda 5 years, 4 months ago

(a+b)(a+b)=(a+b)whole square we get it by using clouser property a+b =b+a=(5+2) whole Square

Hariom Dalal 5 years, 4 months ago

By using identity a + b whole square equals to a square plus two ab plus b square

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