[tex]\begin{gathered} 10r^2-7r^4-2r^5 \\ \text{the biggest exponent is 5, so the degre}e\text{ is 5 }therefore\text{ is a degre}e\text{ 5 polynomial or Quintic polynomial} \\ \text{the polynomial has thr}ee\text{ terms, so this is a thre}e\text{ term polynomial} \end{gathered}[/tex]