Mastering Polynomials

Identify the polynomial terms in the expression: 3x^2 + 5x - 7.

• 3x^3

• -7 + 2x

• 5x^2 - 7

• 3x^2, 5x, -7

What is the sum of the polynomials: (2x^2 + 3x) + (4x^2 - 2x)?

• 5x^2 + x

• 6x^2 + x

• 6x^2 - x

• 4x^2 + 5x

Subtract the polynomial (5x^3 + 2x) from (3x^3 - 4x + 1).

• -2x^3 - 6x + 1

• 3x^3 + 4x - 1

• 5x^3 - 2x + 1

• -2x^3 + 6x + 1

Multiply the polynomials: (x + 2)(x - 3).

• x^2 - x - 6

• x^2 + 5x - 6

• x^2 - 5

• x^2 + x + 6

Factor the polynomial: x^2 - 9.

• (x - 3)(x + 3)

• (x - 3)(x - 3)

• (x - 9)(x + 1)

• (x - 4)(x + 4)

Evaluate the polynomial 2x^2 + 3x - 5 for x = 2.

• 4

• 7

• 11

• 9

Identify the degree of the polynomial: 4x^3 - 2x + 1.

• 4

• 2

• 3

• 1

What is the result of adding the polynomials: (x^2 + 4) + (3x^2 - 2)?

• 4x^2 + 2

• 2x^2 + 6

• x^2 - 2

• 3x^2 + 4

Subtract the polynomial (x^2 + 5x + 6) from (2x^2 - 3x + 4).

• 2x^2 + 2x + 2

• x^2 + 2x - 2

• x^2 - 8x - 2

• 3x^2 - 8x + 10

Multiply the polynomials: (2x + 3)(x - 1).

• 2x^2 - 3

• 2x^2 + 4x - 3

• 2x^2 + x - 3

• x^2 + 3x - 2