1.   State the degree of the polynomial function f(x) = x4 - 2x2 + 3x - 1.
    A. 4 B. 3
    C. 5 D. 2
    Hint
  2.   Write a polynomial equation of least degree with roots -1, 2i, and -2i.
    A. 3x + x2 + 4x - 4 = 0 B. x3 - x2 + 4x + 4 = 0
    C. x3 + x2 + 4x + 4 = 0 D. x3 + x2 - 4x + 4 = 0
    Hint
  3.   The roots of the equation x2 - 8x - 20 = 0 are ____.
    A. -2 and -10 B. -2 and 10
    C. 2 and -10 D. 2 and 10
    Hint
  4.   Find the discriminant of x2 - 2x + 20 = 0.
    A. 72 B. -76
    C. -72 D. 76
    Hint
  5.   If you divide a polynomial by the factor x + 6 and a remainder of zero results, which conclusion is true?
    A. x + 6 is not a factor of the polynomial. B. x + 6 is a factor of the polynomial.
    C. x - 6 is not a factor of the polynomial. D. x - 6 is a factor of the polynomial.
    Hint
  6.   Determine the binomial factors of x3 - 5x2 - x + 5 = 0.
    A. x - 1, x + 1, and x - 3 B. x + 1, x - 1, and x - 4
    C. x - 1, x + 1, and x - 5 D. x + 1, x - 1, and x - 6
    Hint
  7.   List the possible rational roots of 3x3 + 5x2 - 2x + 1 = 0.
    A. 1, B. ,
    C. , D. 1,
    Hint
  8.   In a polynomial equation, if there is one change in sign of the coefficients of the terms, ____.
    A. there is exactly one positive real zero B. there could be one or three positive real zeros
    C. there is one imaginary root D. none of the above is correct
    Hint
  9.   Determine between which consecutive integers the real zeros of
f(x) = x4 - 4x2 + x - 3 are located.
    A. between -3 and -2 and between 2 and 3 B. between -4 and -3 and between 3 and 4
    C. between -3 and -2 and between 5 and 6 D. between -2 and -1 and between 2 and 3
    Hint
  10.   Determine the number of complex zeros of the function
f(x) = x5 - 4x2 + 2x - 1.
    A. 3 B. 4
    C. 2 D. 5
    Hint
  11.   Solve = 3.
    A. 3 B. 2, 3
    C. -1 D. 2
    Hint
  12.   Solve > 0.
    A. -2 < x < 0 or x > 2 B. -1 < x < 0 or x > 2
    C. -2 < x < 0 or x < 1 D. -1 < x < 0 or x > 1
    Hint
  13.   Solve .
    A. 2 B. 3
    C. 0 D. 1
    Hint
  14.   Solve 4.
    A. 0 x 8 B. x 8
    C. x 0 D. none of these
    Hint
  15.   Determine the type of polynomial function that could be used to represent the data in the following scatter plot.
   
    A. quartic B. quadratic
    C. linear D. cubic
    Hint
  16.   Use a graphing calculator to write a polynomial function to model the set of data.
   
    A. 0.9x + 1.3 B. 1.3x + 0.9
    C. 1.3x - 0.9 D. 0.9x - 1.3
    Hint

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