Question

factorise the following
1) 9x^2+6xy+y^2​

Answer 1

Answer:

$9 {x}^{2} + 6xy + {y}^{2} \\ = using \: ( {x})^{2} + 2(x)(y) + ( {y)}^{2} = {(x + y)}^{2} \\ = ({x + y)}^{2}$

Answer 2

Answer:

You asked this question,so I am answering

How it is possible means 2nd and 3rd are false