Question

Factorise- (b) 3x2 + 9x + 6​

Answer 1

Answer:

x=-2,-1

Step-by-step explanation:

3(x^2+3x+2)=0

x^2+3x+2=0

x^2+x+2x+2=0

x(x+1)+2(x+1)=0

(x+2)(x+1)=0