Polynomial Test Review Algebra

Simplify the polynomials:

5 - 2(x³ - 5x² - 6)

• -2x³ + 10x² + 17

• 3x³ - 15x² - 18

• -2x³ - 15 x² + 12

• 3x³ + 10x² - 18

Which of the following is equivalent to (x + 4)² ? Select all that apply

• x² + 8x + 16

• x² + 4x + 4x + 16

• (x + 4)(x + 4)

• x² + 16

Subtract (x² - 2x + 1) from (3x² - 3x + 2)

• 2x²+x+1

• 2x²-5x+3

• 2x²-x+1

• 4x²-5x+3

Which expression represents the simplified area of the rectangle?

• x² + 9x + 20

• x² + 9x - 20

• x² + x - 20

• x² - x - 20

The length of a square is x + 2 units.  Find the area.

• 4x + 8 units squared

• x² + 4x + 4 units squared

• x² + 4 units squared

• Not enough information

Classify by number of terms:

5x + 6x - 9x + 2x

• monomial

• binomial

• trinomial

• polynomial

Classify this polynomial by its degree and number of terms:  x² + 6

• Linear polynomial

• Quadratic trinomial

• Quadratic binomial

• Cubic binomial

Classify this polynomial by its degree and number of terms:  x³ + 2x + 6

• Cubic polynomial

• Quadratic binomial

• Quadratic trinomial

• Cubic trinomial

Classify this polynomial by its degree and number of terms: 4x³

• Cubic monomial

• Linear binomial

• Cubic binomial

• 6th degree (sextic) monomial

x⁴+2

• Quadratic binomial

• Quadratic monomial

• Quartic binomial

• Quartic trinomial