unit 7 test

Match the following quadratic expressions from their standard form to their factored form.

The following polynomial is written in standard form:
7x³ - 11x² + 8x - 5

• True
• False

Answer explanation

Organize terms from highest exponent to lowest exponent.

(constant terms have an exponent of zero!)

What is the correct name of the following:
3xy + 4x + 5y + 6

• monomial
• binomial
• trinomial
• polynomial

Classify by number of terms:
3x³ – 6x

• Monomial
• Binomial
• Trinomial
• 4-Term Polynomial

Classify by degree of polynomial:
3x³ – 6x

• Constant
• Linear
• Quadratic
• Cubic

Which polynomial is written in standard form?

• -3x + 8x² + 9x³ - 11
• 9x³ + 8x² - 3x - 11
• 8x² + 9x³ -11 - 3x
• -11 - 3x + 8x² + 9x³

Classify the following polynomial

• quartic polynomial
• quadratic polynomial
• quartic trinomial
• quadratic trinomial

(4x³ - 5x² + 3x) + (-2x³ - x² + 6x)

• 2x³ - 6x² + 9x

• 6x³ + 6x² +3x

• 2x⁶ - 4x⁴ + 9x

(x³ - 6x² + 3) + (3x³ + 4x - 1)

• 4x³ - 2x² + 2

• 4x³ - 6x² + 4x + 2

• 2x³ + 2x + 2