factorise x^3 + 2x^2 - 5x - 6 Share with your friends Share 2 Priyanka Kedia answered this Dear Student, Refer the similar link : https://www.meritnation.com/ask-answer/question/show-that-x-2-is-a-factor-of-f-x-2x-cube-3x-square-17x/polynomials/7670457 -1 View Full Answer Ahmed Ridhwan answered this DEAR REUBEN, You can use factor theorem. f(x) = x^3+2x^2-5x-6 f(-1) = -1+2+5-6 = 0 So, x+1 is a factor Use synthetic division, x^3+2x^2-5x-6 = (x+1)(x^2+x-6) = (x+1)(x-2)(x+3) = 0 So, the solution is x = -1, 2, -3 REGARDS AHMED 0 Omar Siddique answered this 2-45x 0