NCERT Ex 2.4 Q1 - Polynomials
Question: Use suitable identities to find the following products: (i) (x + 4)(x + 10) (ii) (x + 8)(x - 10) (iii) (3x + 4)(3x - 5) (iv) (y^2 + 3/2)(y^2 - 3/2) (v) (3 - 2x)(3 + 2x)
Answer: (i) x^2 + 14x + 40, (ii) x^2 - 2x - 80, (iii) 9x^2 - 3x - 20, (iv) y^4 - 9/4, (v) 9 - 4x^2
Full step-by-step NCERT solution with diagrams on Something by Zero.