Question

factorise
x^2-x-6=0

x^2-20+96=0

3x^2-10x-8 =0​

Answer 1

Step-by-step explanation:

x^2-3x+2x-6

x(x-3)+2(x-3)

(x+2)(x-3)

b)

x^2-12x-8x+96

x(x-12)+8(x-12)

(x+8)(x-12)

c)

3x^2-12x+2x-8

3x(x-4)+2(x-4)

(3x+2)(x-4)