Question

(2x+1)⁴+9x⁴....factorise​

Answer 1

$\implies (2x+1)⁴+9x⁴ \\ = (2x + 1){}^{2} - (3x {}^{2} ) {}^{2} \\ = (2x + 1 + 3x {}^{2} )(2x + 1 - 3x {}^{2} ) \\ \sf \blue{ = (3x {}^{2} + 2x + 1)( - 3x {}^{2} + 2x + 1)}$

Answer 2

Answer:

the final answer is...

(3x^2 +2x+1) (-3x^2+2x+1)