Question

3. Factorise :
(a) 6c2 - 4cd
(b) x3 - 3x2 – 3x
(e) a (x+y) + b (x+y) M 3c + 15cd - 1 - 5d
(1) 5 - 2x - 6xy + 15y (;) 6xy - 4y + 6 - 9x​

Answer 1

1. $6c2-4cd \\ = 2\left(3c_{2}-2cd\right)$