(v^3 -2v^2 -14v-5) / (v+3)=

(v^3 -2v^2 -14v-5) / (v+3)=v^2-5 v+1 R.-8

(v+3)(v^2-5 v+1)

(v)(v^2) (v)(-5v) (v)(1) (3)(v^2) (3)(-5v) (3)(1)

v^3 -5v^2 +v +3v^2 -15v +3

v^3 -2v^2 -14v +3

-(v^3-2v^2-14v+3)=-v^3+2v^2+14v-3

v^3 -2v^2 -14v-5

-v^3+2v^2+14v-3

-8