NCERT Ex 2.3 Q5 - Polynomials

Question: Factorise: (i) x^3 - 2x^2 - x + 2 (ii) x^3 - 3x^2 - 9x - 5 (iii) x^3 + 13x^2 + 32x + 20 (iv) 2y^3 + y^2 - 2y - 1

Answer: (i) (x - 1)(x + 1)(x - 2), (ii) (x + 1)^2(x - 5), (iii) (x + 1)(x + 2)(x + 10), (iv) (y - 1)(y + 1)(2y + 1)

Full step-by-step NCERT solution with diagrams on Something by Zero.

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