## College Algebra (6th Edition)

The factors of given trinomial (9$x^{2} + 5 x -4$) = $(9x - 4)(x + 1)$
The given trinomial = 9$x^{2} + 5 x -4$ = 9$x^{2} + 9 x - 4x-4$ =$9x(x + 1) -4(x + 1)$ = $(9x - 4)(x + 1)$ The factors of given trinomial = $(9x - 4)(x + 1)$