## Introductory Algebra for College Students (7th Edition)

First factor out the GCF. 3x$^2$+6x-24 3(x$^2$+2x-8) In the trinomial x$^2$+2x-12, b=2 and c=-8. The set of factors of c whose sum is equal to b are 4 and -2. Therefore the final factorization is: 3(x+4)(x-2)