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CHAPTER 2 RevIEw

CHAPTER 2 RevIEw. precalculus. y = (x+2) 2. y = (x-2) 2 -1. y = -(x+1) 2 + 3. 4) The number of horsepower H required to overcome wind drag on a certain car is approximated by H(s) = 0.002s 2 + 0.05s - 0.029 , 0 < s < 100 where s is the speed of the car in miles per hour.

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CHAPTER 2 RevIEw

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  1. CHAPTER 2 RevIEw precalculus

  2. y = (x+2)2

  3. y = (x-2)2 -1

  4. y = -(x+1)2 + 3

  5. 4) The number of horsepower H required to overcome wind drag on a certain car is approximated by H(s) = 0.002s2 + 0.05s - 0.029 , 0 < s < 100 where s is the speed of the car in miles per hour. a) Use a graphing calculator to graph. b) Estimate the maximum speed of the car if the power required to overcome wind drag is not to exceed 10 horsepower. Round your answer to the nearest tenth.

  6. 4) The number of horsepower H required to overcome wind drag on a certain car is approximated by H(s) = 0.002s2 + 0.05s - 0.029 , 0 < s < 100 where s is the speed of the car in miles per hour. a) Use a graphing calculator to graph. b) Estimate the maximum speed of the car if the power required to overcome wind drag is not to exceed 10 horsepower. Round your answer to the nearest tenth.

  7. 4) The number of horsepower H required to overcome wind drag on a certain car is approximated by H(s) = 0.002s2 + 0.05s - 0.029 , 0 < s < 100 where s is the speed of the car in miles per hour. a) Use a graphing calculator to graph. b) Estimate the maximum speed of the car if the power required to overcome wind drag is not to exceed 10 horsepower. Round your answer to the nearest tenth.

  8. 4) The number of horsepower H required to overcome wind drag on a certain car is approximated by H(s) = 0.002s2 + 0.05s - 0.029 , 0 < s < 100 where s is the speed of the car in miles per hour. a) Use a graphing calculator to graph. b) Estimate the maximum speed of the car if the power required to overcome wind drag is not to exceed 10 horsepower. Round your answer to the nearest tenth. 59.4 MPH

  9. 5) f(x) = x2 - 16

  10. 5) f(x) = x2 - 16 = (x )(x )

  11. 5) f(x) = x2 - 16 = (x - 4)(x + 4)

  12. 5) f(x) = x2 - 16 = (x - 4)(x + 4) zeros: 4, -4

  13. 6) f(x) = x2 + 12x + 36

  14. 6) f(x) = x2 + 12x + 36 = (x )(x )

  15. 6) f(x) = x2 + 12x + 36 = (x + 6)(x + 6)

  16. 6) f(x) = x2 + 12x + 36 = (x + 6)(x + 6) zeros: -6, -6

  17. 7) f(x) = 2x2 - 14x + 24

  18. 7) f(x) = 2x2 - 14x + 24 = 2( )

  19. 7) f(x) = 2x2 - 14x + 24 = 2(x2 - 7x + 12)

  20. 7) f(x) = 2x2 - 14x + 24 = 2(x2 - 7x + 12) = 2(x )(x )

  21. 7) f(x) = 2x2 - 14x + 24 = 2(x2 - 7x + 12) = 2(x - 4)(x - 3)

  22. 7) f(x) = 2x2 - 14x + 24 = 2(x2 - 7x + 12) = 2(x - 4)(x - 3) zeros: 4, 3

  23. 8) f(x) = x4 - x3 - 20x2

  24. 8) f(x) = x4 - x3 - 20x2 = x2( )

  25. 8) f(x) = x4 - x3 - 20x2 = x2(x2- x - 20x)

  26. 8) f(x) = x4 - x3 - 20x2 = x2(x2- x - 20x) = x2(x )(x )

  27. 8) f(x) = x4 - x3 - 20x2 = x2(x2- x - 20x) = x2(x + 4)(x - 5)

  28. 8) f(x) = x4 - x3 - 20x2 = x2(x2- x - 20x) = x2(x + 4)(x - 5) = (x)(x)(x + 4)(x - 5)

  29. 8) f(x) = x4 - x3 - 20x2 = x2(x2- x - 20x) = x2(x + 4)(x - 5) = (x)(x)(x + 4)(x - 5) zeros: 0, 0, -4, 5

  30. Find a polynomial with the following zeros. 9) -7, 2

  31. Find a polynomial with the following zeros. 9) -7, 2 (x - -7)(x - 2)

  32. Find a polynomial with the following zeros. 9) -7, 2 (x - -7)(x - 2) • (x + 7)(x - 2)

  33. Find a polynomial with the following zeros. 9) -7, 2 (x - -7)(x - 2) • (x + 7)(x - 2) • x2 - 2x + 7x - 14

  34. Find a polynomial with the following zeros. 9) -7, 2 (x - -7)(x - 2) • (x + 7)(x - 2) • x2 - 2x + 7x - 14 • x2 + 5x - 14

  35. 10) 0, 4

  36. 10) 0, 4 (x - 0)(x - 4)

  37. 10) 0, 4 (x - 0)(x - 4) x(x - 4)

  38. 10) 0, 4 (x - 0)(x - 4) x(x - 4) x2- 4x

  39. What does the graph of each function look like? (circle two for each) 11) f(x) = -x2 + 6x + 9 rises to the left rises to the right falls to the left falls to the right

  40. What does the graph of each function look like? (circle two for each) 11) f(x) = -x2 + 6x + 9 rises to the left rises to the right falls to the left falls to the right

  41. What does the graph of each function look like? (circle two for each) 11) f(x) = -x2 + 6x + 9 rises to the left rises to the right falls to the left falls to the right

  42. 12) f(x) = 0.5x3 + 2x rises to the left rises to the right falls to the left falls to the right

  43. 12) f(x) = 0.5x3 + 2x rises to the left rises to the right falls to the left falls to the right

  44. 12) f(x) = 0.5x3 + 2x rises to the left rises to the right falls to the left falls to the right

  45. 13) f(x) = 6(x4 + 3x2 + 2)rises to the left rises to the right falls to the left falls to the right

  46. 13) f(x) = 6(x4 + 3x2 + 2) rises to the left rises to the right falls to the left falls to the right

  47. 13) f(x) = 6(x4 + 3x2 + 2) rises to the left rises to the right falls to the left falls to the right

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