Question

factorise
$9x {}^{2} - 6xy + y {}^{2}$
plz answer ​

Answer 1

Answer:

9x^2-3xy-3xy+y^2

3x(3x-y)-y(3x-y)

(3x-y)(3x-y)

Step-by-step explanation:

hope it helps you

Answer 2

Answer:

$9 {x}^{2} - 6xy + {y }^{2} \\ \\ 9 {x}^{2} - 3xy - 3xy + {y}^{2} \\ \\ 3x(3x - y) - y(3x - y) \\ \\ \\ (3x - y) {}^{2}$