David

Hi my name is David..

$f(x)=x^{3}+{\frac {1}{2}}x^{2}+x-5$

$f(x)=x^{3}+{\frac {1}{2}}x^{2}+x-5$

Caption

$f(x)=x^{3}+{\frac {1}{2}}x^{2}+x-5$

Data 2