Question

Choose a term from the Key Vocabulary list above that best describes the given expression.

$7x{y}^4$

Short answer

The given expression can be best described as a monomial.

Step-by-step solution

Step 1. Define an expression.

A mathematical expression is a combinations of numbers and variables ordered with mathematical operations.

Step 2. Define a monomial.

A monomial is a polynomial, which has only one term.

Step 3. Write the best description for the expression, 7xy4.

Observe the expression, $7x{y}^4$.

This expression has only one term.

Therefore the given expression can be best described as a monomial.