Math, asked by kritikadas639, 8 months ago

Factorise using identity: 9x² + 18 xy + 9y².​

Answers

Answered by donp
4

Answer:

(3x+3y)²

Step-by-step explanation:

taking 9 as common

9(x^{2} +2xy+y^{2})

9(x+y)²....as (a+b)²=a²+2ab+b²

⇒(3x+3y)²

Answered by kumaravnish8677
1

Answer:

(3x+3y) ² ans

(a+b) ² = a² +2ab +b²

using the formula

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