Question

Factorise 21x^2 + 2+ 41x using splitting the middle term method . Answer step by step ​

Answer 1

${21x}^{2} + 2 + 41x \\ \\ {21x}^{2} + 41x + 2 \\ \\ {21x}^{2} + 42x - x + 2 \\ 21x(x + 2) - 1(x + 2) \\ (x + 2)(21x - 1)$