# Chapter P - Prerequisites: Fundamental Concepts of Algebra - Exercise Set P.5: 32

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

#### Work Step by Step

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 = $(9x - 4)(x + 1)$

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