## College Algebra (6th Edition)

3$x^{2}$ - 2x - 5 = 3$x^{2}$ - 5x + 3x - 5 =x(3x - 5) +1(3x - 5) =(x + 1)(3x - 5) 3$x^{2}$ - 2x - 5 is composite polynomial (x + 1) and (3x - 5) are prime polynomials