Question 282551
6(-12)=-72


Two #s add to 1, mult to -72: 9 and -8



6x^2 + x - 12 = 6x^2 + 9x - 8x - 12 = (6x^2+9x)+(-8x-12) = 3x(2x+3)-4(2x+3) = (3x-4)(2x+3)


Answer: 6x^2 + x - 12 = (3x-4)(2x+3)