Polynomial Functions and Rational Functions Test 2

What is the degree of the polynomial function below?

y = x³ + 4x - 5

What does the degree of a polynomial function tell you?

• how hot it is
• how many x-intercepts it can have
• how many y-intercepts it has
• how many terms it has

State the minimum degree of the function shown:

• 3

• 4

• 5

• 6

Select all the graphs which show even degree functions.

• 
• 
• 
• 

How many roots or zeros does the equation
f(x) = 5x⁴-8x³+4x²-6x+3 have?

• 3
• 4
• 5
• 0

• The function is Even
• The function is Positive
• The function has 4 real zeros
• The function has 3 real zeros

• The function is Odd
• The function is Even
• The function has 5 real zeros
• The function is Positive

Classify the polynomial by the highest degree.
  -3x + 1

• constant
• linear
• quadratic
• cubic

The graph indicates that the function has what kind of leading coefficient and degree?

• Positive coefficient,

  even degree

• Negative coefficient,

  even degree

• Positive coefficient,

  odd degree

• Negative coefficient,

  odd degree

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