Question

Please do it fast...
simplify x^4+5x^2+9

Answer 1

Here is your answer,

x^4+5x^2+9

=x^4+5x^11

=6x^15

I think the answer is 6x^15. Hope it will help you

Answer 2

$factorize= {x}^{4} + 5 {x}^{2} + 9 \\ {x}^{4} + 6 {x}^{2} + 9 - {x}^{2} \\ ( {x}^{2} + 3)( {x}^{2} + 3) - {x}^{2} \\ { {x}^{4} + 3}^{2} + 6 {x}^{2} - {x}^{2} \\ ( {x}^{2} + 3 - x )( {x}^{2} + 3 + x)$