Tell Whether the Given Rational Expression Is Proper or Improper $$\frac { x ^ { 3 } - 13 x + 42 } { x ^ { 2 } - 8 x + 15 }$$

Multiple Choice

Tell whether the given rational expression is proper or improper.
- $$\frac { x ^ { 3 } - 13 x + 42 } { x ^ { 2 } - 8 x + 15 }$$

A) Improper
B) Proper