Question

Factorize the polynomial

Answer 1

i hope you can understand

Answer 2

1.${x}^{4}$+${x}^{2}$+${5}^{2}$

= ${x}^{2}$(${x}^{2}$+x)+${5}^{2}$

=${x}^{2}$×x(x+1)+${5}^{2}$

2. ${x}^{2}$ - (1+2a+${x}^{4 2}$)
= ${x}^{2}$-${(a+1)}^{2}$
= (x+a+1)(x-a-1)