Question

FACTORISE
USING APPROPRIATE
IDENTITIES:
I) 9x²+6xy + y²
ll) 4y - 4y+1.​

Answer 1

Answer:

Step-by-step explanation:

1.     9x^2+6xy+y^2

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

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

=(3x+y)^2

2        4y-4y+1

= 0+1

=1