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SEMESTER 1 PRACTICE

SEMESTER 1 PRACTICE. Click to see each answer. 1. ANSWER: A. 2. ANSWER: F. 3. ANSWER: G. 4. ANSWER: C. 5. ANSWER: B. 6. The curve y = x 3 + x 2 – x has two horizontal tangents. Find the distance between these two horizontal lines. ANSWER: C. 7. ANSWER: E. 8.

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SEMESTER 1 PRACTICE

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  1. SEMESTER 1 PRACTICE Click to see each answer.

  2. 1. ANSWER: A

  3. 2. ANSWER: F

  4. 3. ANSWER: G

  5. 4. ANSWER: C

  6. 5. ANSWER: B

  7. 6. The curve y = x3 + x2 – x has two horizontal tangents. Find the distance between these two horizontal lines. ANSWER: C

  8. 7. ANSWER: E

  9. 8. ANSWER: By Quotient Rule

  10. 9. Find the slope of the normal line to the curve y = 4x2 – 5x at the point (1, -1). ANSWER: E

  11. 10. ANSWER: C

  12. 11. ANSWER: D

  13. 12. ANSWER: D

  14. 13. ANSWER: D

  15. 14. ANSWER: C

  16. 15. ANSWERS:

  17. If a ball is thrown into the air with a velocity of 80 ft/s, its height in feet after t seconds is given by s(t) = 80t – 16t2. It will be at a maximum height when its instantaneous velocity is zero. Find its average velocity from the time it is thrown (t = 0) to the time it reaches its maximum height. 16. ANSWER: E

  18. 17. ANSWER: D

  19. 18. ANSWER:

  20. 19. ANSWER: by Product Rule

  21. 20. Find f ‘ (x). ANSWER: 0

  22. SEMESTER 1 PRACTICE Click to see each answer.

  23. 21. ANSWER: C

  24. 22. ANSWER: D

  25. 23. ANSWER: B

  26. 24. ANSWER: B

  27. 25. ANSWER: C

  28. 26. ANSWER: C

  29. 27. ANSWER: B

  30. 28. ANSWER: G

  31. 29. ANSWER: G

  32. 30. ANSWER: E

  33. 31. ANSWER: G

  34. 32. ANSWER: D

  35. 33. ANSWER: A

  36. 34. ANSWER:

  37. 35. ANSWER: B

  38. 36 ANSWER: C

  39. 37.

  40. Find a linear approximation to estimate 38. ANSWER: A

  41. 39. ANSWER: C

  42. 40. ANSWER: D

  43. 41. ANSWER: B

  44. 42. ANSWER: C

  45. 43. ANSWER: D

  46. 44. ANSWER: around 1.4 & 5.5

  47. 45. ANSWER: G

  48. 46. ANSWER: C

  49. 47. ANSWER: C

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