Question

9x^2+6x-1 factorise by splitting middle term

Answer 1

Answer:

9x²+6x+1

9x²+3x+3x+1

3x(3x+1)+1(3x+1)

(3x+1)(3x+1)

x= ‐1/3 x= -1/3

Answer 2

Answer:

it is -1 not +1 and look at the solution