Algebra 2 Chapter 5 Test

(2x + 5y - z) + (-6x - 4y + 7z)

• -4x +6y + 6z

• 4x + y + 6z

• -4x - y + 6z

• -4x + y + 6z

• None of these

Which is an example of a cubic binomial?

• x³+5

• x²+3

• x²+5x-6

• 5x³

Classify by number of terms:

3x² – 8x + 1

• Monomial

• Binomial

• Trinomial

• 4-Term Polynomial

• Constant

(5x + x² - 4) - (4x - x² + 6)

• 2x² + x + 2

• x + 2

• 2x² + x - 10

• x - 10

            Is (x-2) a factor of             f(x)= x³-8x²+14x-4?

• Yes, (x-2) is a factor. There is a remainder.
• No, (x-2) is  not a factor. The remainder is zero.
• Yes, (x-2) is a factor. The remainder is zero.
• No, (x-2) is  not a factor. There is a remainder. 

The area of a rectangular pool table is: x² + 14x +40.

The length is x + 4. What is the width?

• x + 8

• x + 14

• x + 10

• x +4

What is the degree of the polynomial?
  9x⁵ + 2x⁴ - x³ + 9x² - 2

• 9
• 5
• 2
• 4

What is the leading coefficient of the polynomial?
  9x⁵ + 2x⁴ - x³ + 9x² - 2

• 5
• 9
• 2
• 4

The end behavior of a polynomial function is determined by the degree and the sign of the leading coefficient.
Identify the degree of the polynomial and the sign of the leading coefficient 

• Leading Coefficient Positive
  Degree - Even
• Leading Coefficient Positive
  Degree - Odd
• Leading Coefficient Negative
  Degree - Even
• Leading Coefficient Negative
  Degree - Odd