Question

Factorise .....

4x^2+1+4a​

Answer 1

Hello!!!

$\sf 2x{}^{2}+1{}^{2}+2×2a$

$\sf (2x+1){}^{2}$

Answer 2

$\sf{Hello!!!}$

$\sf 4x{}^{2}+1+4a$

$\sf (a+b){}^{2}$

$\sf 2x{}^{2}+1{}^{2}+2×2a$

$\sf (2x+1){}^{2}$