Aa1 Final Exam

19 Questions | Total Attempts: 42

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This is the final exam for the spring semester 2009 of Advanced Algebra 1. You may use a calculator only. Good Luck!


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Questions and Answers
  • 1. 
    Simplify –x-13x
    • A. 

      -14x

    • B. 

      -13x

    • C. 

      13x

    • D. 

      12x

  • 2. 
    Solve :
    • A. 

      12.5

    • B. 

      7.5

    • C. 

      36

    • D. 

      18

  • 3. 
    Solve the equation for x:   -8 = 3(-x+5)-x
    • A. 

      23/4

    • B. 

      23/2

    • C. 

      8/11

    • D. 

      -7/4

  • 4. 
    Choose the set of lines that are perpendicular:
    • A. 

      Y=(2/3)x+1 and y=(3/2)x + 6

    • B. 

      Y=(-1/2)x-5 and y=2x

    • C. 

      Y=(2/3)x-2 and y=(2/3)x+10

    • D. 

      Y=5x+1 and y=-5x+6

  • 5. 
    Evaluate –(cd) for c = -5 and  d= 3
    • A. 

      -5

    • B. 

      5

    • C. 

      -15

    • D. 

      15

  • 6. 
    Choose the ordered pair that is a solution of 3x – 2y = 8.
    • A. 

      (-4,-2)

    • B. 

      (2,1)

    • C. 

      (8,6)

    • D. 

      (2,-1)

  • 7. 
    What is the equation of the line that passes through the point (2, -4) and has a slope of 1/2?
    • A. 

      Y=1/2x-5

    • B. 

      Y=1/2x-6

    • C. 

      Y=1/2x+5

    • D. 

      Y=1/2x-3

  • 8. 
    Find the slope of the line passing though the points (7, 2) and (8, 6).
    • A. 

      -4

    • B. 

      4

    • C. 

      -1/4

    • D. 

      1/4

  • 9. 
    If  y=4x-2 and 7x-2y=1, then x = _________.
    • A. 

      1

    • B. 

      3

    • C. 

      10

    • D. 

      0

  • 10. 
    Simplify (4xy4)3 (xy)4(FYI:  For the answer choices, x^4 is the same thing as x4)
    • A. 

      4 x^4 y^16

    • B. 

      64 x^7 y^16

    • C. 

      64 x^7 y^8

    • D. 

      4 x^7 y^8

  • 11. 
    A company’s projected worth (in millions of dollars) is modeled by the equation y=236(1.07)x.   The variable x represents the number of years since 1997.  What is the projected annual percent of growth, and what should the company be worth in 2007?
    • A. 

      7%; $433.88 million

    • B. 

      17%; $252.52 million

    • C. 

      17%; $496.75 million

    • D. 

      7%; $464.25 million

  • 12. 
    Which equation is in slope-intercept form?
    • A. 

      X-y=4

    • B. 

      Y-1=3x

    • C. 

      X=-2y+5

    • D. 

      Y=3x-1

  • 13. 
    A summer carnival charges a $4 admission fee and $0.50 for each ride.  If Talia has $12 to spend, how many rides can she go on?
    • A. 

      4

    • B. 

      16

    • C. 

      8

    • D. 

      12

  • 14. 
    Which exponential model shows a 12% increase for each period of time?(**Remember that the ^ symbol represents an exponent)
    • A. 

      Y=50(1.4)^t

    • B. 

      Y=12(1.4)^t

    • C. 

      Y=50(1.12)^t

    • D. 

      Y=12(.88)^t

  • 15. 
    You deposit $450 into a savings account that pays 6% interest compounded yearly.  How much money is in the account after 6 years?
    • A. 

      $477.00

    • B. 

      $638.33

    • C. 

      $693.33

    • D. 

      $602.20

  • 16. 
    Which graph is the graph of an exponential equation?
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

  • 17. 
    Which graph is the graph of an equation that has a constant rate of change?
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

  • 18. 
    Which graph is the graph of an absolute value function?       
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

  • 19. 
    Which graph is called a parabola?
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D