Polynomial Evaluation and Operations

Evaluate the polynomial 3x² + 2x - 5 at x = 4.

• 51

• 147

• 55

• 75

Evaluate the polynomial 2x³ - 5x² + 3x + 1 at x = -2.

• 3

• -43

• -44

• -41

Evaluate the polynomial -4x² + 7x - 3 at x = 0.

• -4

• -3

• 3

• 7

Evaluate the polynomial 5x³ + 2x² - 6x + 4 at x = 1.

• -3

• 1

• 5

• 17

Evaluate the polynomial -2x⁴ + 3x³ - 5x² + 2x - 1 at x = -1.

• -3

• 0

• 1

• -13

Evaluate the polynomial 4x³ - 2x² + 5x - 3 at x = 3.

• 102

• -5

• 50

• 10

Combine like terms 2x² + 3x - 1 - x² + 4x + 2.

• -x² + 7x + 1

• 3x² + 7x + 1

• 1x² + 7x + 1

• 2x² + 7x + 1

Combine like terms -3x³ + 2x² - 5x + 1 + 4x³ - 3x² + 2x - 4.

• 2x³ - 4x² + 6x - 2

• -7x³ + 5x² - 7x + 3

• x³ - x² - 3x - 3

• -x³ + 3x² - 2x + 4

Combine like terms 5x² + 3x - 2 + 2x² - 4x - 1.

• -3x² + 7x - 1

• 7x² - x - 3

• 2x² + 7x - 1

• 3x² - x - 3

Combine like terms: -4x³ + 2x² - 5x + 3 - 3x³ + 5x² - 2x + 1.

• -7x³ + 7x² - 7x + 4

• -7x³ + 7x² - 7x + 5

• -7x³ + 7x² - 7x + 2

• -7x³ + 7x² - 7x + 1