# Evaluating Polynomials Exercises

### Example 1

Evaluate 5*x*^{2} - 3*x* - 4 for *x* = -1.

### Example 2

Evaluate *x*^{4} - 16 for *x* = 2.

### Example 3

3*x*^{3} + 4*x*^{2} - 5 for *x* = -3.

### Example 4

Evaluate 3*xy* + 2*xy*^{2} - xy^{4} for *x* = 3, y = -2.

### Example 5

Evaluate 4*x* + 3y - xy + 2*x*^{2}y for *x* = -1, y = -1.