Question

1+x2+9y2+2x-6xy-6y
Factories

Answer 1

Answer:

Step-by-step explanation:

X2 + 6xy + 9y2 + x + 3y

= [(x)2 + 2 × x × 3y + (3y)2] + (x + 3y)

= [x + 3y]2 + (x + 3y)

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

= (x + 3y) (x + 3y + 1)