You can put this solution on YOUR website! Divide.
(30b^3+20b^2+25b+41)/(5b+5)
divide top and bottom by 5 so we can use synthetic division
(6b^3+4b^2+5b+41/5)/(b+1)
...-1..|...6...4...5...41/5
..............-6...2...-7
...........6..-2...7...6/5
ans:
P(b)=(6b^2-2b+7)(b+1)+(6/5)