Respuesta :

[tex]\begin{gathered} f(x)=3x^4+2x^3-x+15 \\ p=15 \\ q=3 \\ \frac{p}{q}=\pm15,\pm5,\pm\frac{1}{3}\pm1,\pm3 \\ \\ \text{All possibole rational roots are }\pm15,\pm5,\pm\frac{1}{3}\pm1,\pm3,\text{ option c} \end{gathered}[/tex]