Identifying and Computing with Polynomials

Add the following polynomials: (3x^2 + 2x - 5) + (4x^2 - 3x + 7)

• 7x^2 - x + 2

• x^2 - x + 2

• 7x^2 - 4x + 2

• 10x^2 - x + 2

Add the following polynomials: (5x^3 - 2x^2 + 4x - 1) + (2x^3 + 3x^2 - 5x + 2)

• 7x^3 - 5x^2 + 4x - 1

• 3x^3 + 5x^2 + 9x + 3

• 10x^3 + x^2 - x + 1

• 7x^3 + x^2 - x + 1

Add the following polynomials: (6x^4 + 3x^3 - 2x^2 + 5x - 1) + (4x^4 - 2x^3 + 7x^2 - 3x + 2)

• 10x^4 + x^3 + 5x^2 + 2x + 1

• 6x^4 + 3x^3 - 2x^2 + 5x - 1 + 4x^4 - 2x^3 + 7x^2 - 3x + 2

• 10x^4 + 4x^3 + 7x^2 + 2x + 1

• 16x^4 + 5x^3 + 5x^2 + 2x + 1

Subtract the following polynomials: (3x^2 + 2x - 5) - (4x^2 - 3x + 7)

• -x^2 + 3x - 2

• -x^2 + 5x - 12

• 2x^2 - 3x - 12

• 7x^2 - 5x + 2

Which of the following is a polynomial function?

Determine which of the following functions are Polynomials.

Groups:

(a) Polynomial

,

(b) Not Polynomial

Multiply the following polynomials: (5x)(x^2 - 2x + 4) - 3(2x^2 + 3x - 2)

• 8x^3 - 7x^2 + 3x - 1

• 5x^3 -16x^2 + 11x + 6

• 7x^3 - 2x^2 + 5x - 1

• 5x^3 + 4x^2 + 26x - 6

Find the value of m to make a true statement: mx^2 - 16 = (3x + 4)(3x - 4).

• m = 3

• m = - 3

• m = - 9

• m = 9

Identify the polynomial by its degree: 2x^4 - 3x^2 + 5

• Quartic

• Cubic

• Quadratic

• Linear

Identify the polynomial by its degree: 6x^5 - 4x^3 + 2x

• 5

• 7

• 3

• 10