Unit 6 Test: Polynomials

Find the difference. 
(3- 2x + 2x²) - (4x -5 +3x²)

• x² + 6x + 8
• 2x² + 5x - 7
• -x² -6x + 8
• -2x² + 11x - 4

Solve the following problem.
(3x - 4) + (12x + 10)

• x - 12
• 15x + 6
• 36x + 40
• 17x + 9,000

Simplify the following expression
(r² + s²) – (5r² + 4s²)

• –4r² +5s²
• –4r² – 3s²
• –5r⁴ – 4s⁴
• –4r² + 3s²

Find the sum.
(2x² + 5x - 7) + ( 3 - 4x² + 6x)

• 2x² + 3x +1
• -2x² - 11x -4
• 2x² + 5x -7
• -2x² + 11x -4

Classify by the number of terms:
4r⁶ - 3r² - 8r⁴

• Monomial
• Binomial
• Trinomial
• Polynomial

Classify by the number of terms:
2x⁵

• Monomial
• Binomial
• Trinomial
• Polynomial

The largest exponent found in the polynomial

• Term

• Degree

• Constant

• Leading Coefficient

A term that has no variable

• Term

• Degree

• Constant

• Leading Coefficient

Standard form is arranging the terms of a polynomial in what order?

• highest to lowest coefficient

• highest to lowest degree

• lowest to highest coefficient

• lowest to highest degree

What is the leading coefficient in the polynomial 3x² - 2x + 5?

• 3

• 2

• 5

• 0