[tex]5pq^2-3p^6+5p^6q^3-6p^3q^5\\\\\text{terms of the polynomial}\\\\5pq^2\to degree\ of\ 1+2=3\\\\-3p^6\to degree\ of\ 6\\\\5p^6q^3\to degree\ of\ 6+3=9\\\\-6p^3q^5\to degree\ of\ 3+5=8\\\\\text{Therefore, the polynomial has a degree of 9,}\\\text{ which is the highest degree of any term.}[/tex]
