NCERT Example 13 - Polynomials
Question: Factorise: (i) 49a^2 + 70ab + 25b^2 (ii) 25/4 x^2 - y^2/9
Answer: (i) (7a + 5b)^2, (ii) (5/2 x - y/3)(5/2 x + y/3)
Full step-by-step NCERT solution with diagrams on Something by Zero.
Question: Factorise: (i) 49a^2 + 70ab + 25b^2 (ii) 25/4 x^2 - y^2/9
Answer: (i) (7a + 5b)^2, (ii) (5/2 x - y/3)(5/2 x + y/3)
Full step-by-step NCERT solution with diagrams on Something by Zero.