Answer:
Step-by-step explanation:
The terms are:
-5r^9
-10r^4
6r^3
4r
8
The degrees are 9 ,4,3 and 1 respectively and 8 is constant so it has no degree
The leading term is -5r^9 as it has the highest degree,leading coefficient is -5 and 8 is the constant term as it has no variable with it