Identify the Expression as a Polynomial or Not a Polynomial $\frac { 2 } { x ^ { 3 } } + \frac { 5 } { x ^ { 2 } } - 10$

Multiple Choice

Identify the expression as a polynomial or not a polynomial.
- $\frac { 2 } { x ^ { 3 } } + \frac { 5 } { x ^ { 2 } } - 10$

A) Not a polynomial
B) Polynomial