Question

factorise using identities
x^2+4xy+9y^2​

Answer 1

Answer:

x^2+4xy+9y^2

Step-by-step explanation:

using, (a+b)^2 =a^2+b^2+2ab

(x)^2+ (3y)^2+2(x)(3y)

therefore, ( x+3y )^2 or

(x+3y) (x+3y)