Polynomial Graphs and Roots

Which of the following is NOT a root of this polynomial function? Mark all that apply

• 0

• 1

• 2

• 5

• These are all roots of the polynomial

Which of the following x values are places where the y coordinates neither increase nor decrease (at least for a moment)? Mark all that apply

• 0

• 1.5

• 2.67

• 3.9

• The y coordinates are ALWAYS changing

What is the x coordinate of the local minimum?

• -4.1

• -1.8

• 0

• 0.2

• does not exist for this function

What is value of the local maximum y value?

• -411

• -100

• -88.8

• 102

• does not exist for this function

What is value of the local minimum y value?

• -411

• -100

• -88.8

• 102

• does not exist for this function

Which of the following statements are true?

• This polynomial has two real roots

• This polynomial has four real roots

• This polynomial has two imaginary roots

• This polynomial has three real intercepts

What is the x coordinate of the absolute maximum?

• 1.5

• 3.9

• 8.8

• -60.6

• does not exist for this function

What is the x coordinate of the local maximum?

• 1.5

• 3.9

• 8.8

• -60.6

• does not exist for this function

Which of the following is the correct method of describing the increasing y values of the function through its x values?

For which of the following x coordinates is the polynomial's x coordinate of the point of inflection? Mark all that apply

• 0

• 1.5

• 2.67

• 3.9

• This function has no point of inflection