APPC - Polynomials Review

What are the zeros of the function?

• 4, 1

• -3, -1, 2, 5

• -3, -1, 30, 2, 5

• 3, 1, -2, -5

The graph of h is shown. Which of the following statements about h is correct?

• The rate of change of h is positive and decreasing.

• The rate of change of h is negative and decreasing.

• The function h is negative and decreasing.

• The function h is negative and the rate of change of h is negative.

• [ -3/2, 4 ]

• [ -4, 3/2 ]

• ( -∞, -3/2 ] and [ 4, ∞ )

• ( -∞, -4 ] and [ 3/2, ∞ )

The polynomial function h has zeros of x = 2 (multiplicity of 2), x = - 3 (multiplicity of 3), x = 3i and x = 4 - 3i. What is the least possible degree of h?

• 4

• 6

• 7

• 9

• k has zeros at

  x = -3(mult. 5) and

  x = 3 .

• k has zeros at

  x = -3(multiplicity 4),

  x = -9 and x = 9

• k has zeros at

  x = -3(mult. 4) and

  x = 3 (mult.2)

• k has zeros at x = -3 and x = 3 (mult. 5)

The graph of the function k is shown above. Which of the following statements about k is correct?

• k is increasing at an increasing rate.

• k is increasing at a decreasing rate.

• k is decreasing at an increasing rate.

• k is decreasing at a decreasing rate.

• f has 8 distinct real zeros.

• f has four distinct real zeros.

• f has three distinct real zeros and two non-real zeros.

• f has six distinct real zeros and two non-real zeros.

The graph of the function h is shown above. Which of the following statements about h is correct?

• h is increasing at an increasing rate.

• h is increasing at a decreasing rate.

• h is decreasing at an increasing rate.

• h is decreasing at a decreasing rate.

The table above shows values of the even function f at selected values of x. What is the value of a + b - c?

• -7

• -1

• 8

• 7