Question

3x²+9x+6 factorise the middle term​

Answer 1

See the attachment

hope it helps you

Answer 2

Answer:

3(x+1)(x+2)

Step-by-step explanation:

3x²+9x+6

3(x²+3x+2)

3(x²+2x+x+2)

3[x (x+2) +1 (x+2)]

3(x+2) (x+1)

hence

x= -2

x= -1