Unit 3A Multiple Choice Review!

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Unit 3A Multiple Choice Review!
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Rate of Change

•  

• What is the rate of change between (0,3) and (2,
  -1)
• A. -2
• B. 2
• C. 1/2
• D. -1/2

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EXPLICIT SEQUENCES
ARITHMETIC Add/subtract GEOMETRIC multiply
an d(n 1) a0 d common difference (pattern) a0 fist term an a0(r)n-1 r common ratio (pattern) a0 fist term
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RECUSIVE SEQUENCES
ARITHMETIC Add/subtract GEOMETRIC multiply
a0 ____ an an-1 d an-1 means the previous term a0 ____ an ran-1 an-1 means the previous term
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Analyzing Graphs

• Domain
• Range
• X-Intercept(zeros)
• Y-Intercept
• Increasing or Decreasing?
• As x ? -8, y ? ____
• As x ? -8, y ? ____
• Asymptote

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• Use the graph above to
• find the rate of change from
• x -2 to x 1.
• A. -4/3
• B. 3
• C. -3
• D. Undefined

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• 2) Which of the following sets of points is a
  function?
• A. (-2, -1), (3, 2), (-2, -1), (3, 12)
• B. (-2, -1), (3, 2), (4, 8), (3, 19)
• C. (2, -1), (2, 2), (15, 5), (3, -1)
• D. (-2, -1), (4, 7), (2, -1), (10, 5)

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• 3) Given f(x) -3x 5, find the average rate of
  change when x -1 and x 0
• A. 3 B. 1/3
• C. 19/3 D. -3

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• 4) Given the table below what value of x makes
  g(x) 0?
• 0
• 2
• 1
• -1

x g(x)
-2 6
-1 4
0 2
1 0
2 -2
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• 5) If f(x) x3 - 4 and g(x) 2x2 4x 4
• find f(x) g(x)
• A. 2x 4
• B. x3 3x2 4x
• C. x3 2x2 4x
• D. x3 2x2 4x 8

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• 6. If f(x) x2 3x 7 and g(x) x2 x 1
  Find 3f(x) 4g(x)
• A. 7x2 2x 8
• B. 7x2 14x 9
• C. 7x4 5x 6
• D. 7x2 5x 25

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• 7) Given g(x) -3x2 2x 6 which of the
  following statements is true?
• A. g(-2) -142
• B. g(3) -27
• C. g(0) 0
• D. g(1) -9

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• 8) Which of the following represents a rule to
  this sequence 13, 11, 9, 7, 5
• an -2n 11
• an 2n 11
• an -2n 15
• an 13(-2)n-1

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• 9) Which of the following represents a rule to
  this sequence 2, 10, 50, 250, 1250
• an 5(2)n-1
• an 2(5)n-1
• an 5n 3
• an 10n-1

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• 10) What is the twentieth term of the sequence
  whose nth term is an -3(2)n-1?
• -1572864
• -3145729
• -3145728
• -6

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• 11) Find the 40th term of the sequence 6, 15, 24,
  33
• 348
• 357
• 366
• 339

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• 12) Write a recursive rule for the following
  1, 5, 9, 13, 17, 21
• A.
• B.
• C.
• D.

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• 13) Write a recursive rule for the following
• -2, -12, -72, -432
• A.
• B.
• C.
• D.

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• 14) State the domain for the function
• A. -8,0)
• B. (0, 8
• -3.5,5
• (-8,8)

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• 15) Which statement correctly describes the end
  behavior of one end of the graph?
• A. As x ? -8, y ? -8
• B. As x ? 8, y ? 0
• C. As x ? -8, y ? 0
• D. As x ? 8, y ?8
•  

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• 16) State the range for this function
• A. (-5, 8)
• B. (0, 8)
• (1, 8)
• (-8,8)

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• 17) What is the y intercept for the graph?
• (0,4)
• (4,0)
• C. (2,0)
• D. (0,2)

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• 18) What is the rate of change for the graph
  between x 0 and x 2?
• A. -2
• B. 2
• C. -2/3
• D. -3/2