Pre-AP Algebra 2 Unit 4 Practice and Review
Contributed by: Morrison

  • 1. Solve for x please: (((0.07x2/3)3)-4) + 11 = 21 (express answer to 2 decimal places)
  • 2. Determine the locator point of y = 5(x + 11)2 - 30 (express your answer as a data point, with parentheses)
  • 3. Determine the locator point of y = 6x2 + 48x + 211 (express your answer as a data point, with parentheses)
  • 4. Determine the locator point of y = 5x-3 + 10 (express your answer as a data point, with parentheses)
  • 5. What is the locator point of an exponential function called?
A) Inflection point
B) Asymptote
C) Launch point
D) Vertex
  • 6. What is the locator point of a cubic called?
A) Inflection point
B) Vertex
C) Center
D) Launch point
  • 7. What is the locator point of a hyperbola called?
A) Inflection point
B) Vertex
C) Center
D) Launch point
  • 8. Determine the locator point of: y = 5.2/(x - 19) -3 (express your answer as a data point, with parentheses)
  • 9. Determine the locator point of: y = 144/(2x + 21) - 1 (express your answer as a data point, with parentheses)
  • 10. How many x-intercepts will y = -3x2 + 7x + 11 have?
A) 2
B) -4
C) 0
D) 1
  • 11. How many x-intercepts will y = 25x2 - 1000x + 10000 have?
A) 1
B) 2
C) I'm c-------!
D) 0
  • 12. In a geometric sequence, t(7) = 6 and t(10) = 7986. Find t(14).
  • 13. Determine the locator point of y = 3x + 11 - 1 (express your answer as a data point, with parentheses)
A) (11, -1)
B) (-11, 0)
C) (11, 0)
D) (-11, -1)
  • 14. You have $4321 in the bank where it has been earning 6.2% interest compounded quarterly. How much did you have exactly 7 years ago? (express answer to the nearest dollar)
A) $2761
B) $2836
C) $2809
D) $2790
  • 15. Determine the locator point of y = -7x2 + 224x (express your answer as a data point, with parentheses)
  • 16. Determine the x-intercept of: y = 6(x + 5)3 - 257.25 (express your answer as a data point, with parentheses)
  • 17. Determine the x-intercept of: y = 4x-3 - 32 (express your answer as a data point, with parentheses)
  • 18. What is the range of: y = 172x + 13 + 5
A) y E R
B) -5 < y < 5
C) y=5
D) y≥5
E) y>5
  • 19. Rewrite in graphing form: y = (2x - 11)(2x + 15) (include y= in your answer, use the ^ for exponent)
  • 20. Find the y-intercept of: y = 18.2(x + 4.3)2 - 11.4 (express your answer as a data point, with parentheses, include all decimals)
Answer Key

1. 40.49   2. (-11, -30)   3. (-4, 115)   4. (3,11)   5.C   6.A   7.C   8. (19, -3)   9. (-10.5, -1)   10.A   11.A   12. 116923026   13.B   14.C   15. (16, 1792)   16. (-1.5, 0)   17. (5.5, 0)   18.E   19. y=4(x+1)^2 -169   20. (0, 325.118)  

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