Chapter 6 - Section 6.3 - Factoring Trinomials of the Form ax2+bx+c - Exercise Set - Page 436: 53

$-1(x-6)(x+4)$

$-x^2+2x+24$ $-1*(x^2-2x-24)$ Factors of -24: 1 and -24, 2 and -12, 3 and -8, 4 and -6, 6 and -4, 8 and -3, 12 and -2, 24 and -1 $(x^2-2x-24)$ $(x-6)(x+4)$ $x*x+x*4+x*-6+4*-6$ $x^2+4x-6x-24$ $x^2-2x-24$ $-1(x-6)(x+4)$