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PreCalculus Midterm Review

PreCalculus Midterm Review. Analyzing Functions. Inverses and Combinations. Polynomial and Radical Functions. Rational and Logs/ Exp Functions. 10. 10. 10. 10. 20. 20. 20. 20. 30. 30. 30. 30. 40. 40. 40. 40. Final Jeopardy!. Analyzing Functions – 10 Points. ANSWER :.

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PreCalculus Midterm Review

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  1. PreCalculus Midterm Review

  2. Analyzing Functions Inverses and Combinations Polynomial and Radical Functions Rational and Logs/Exp Functions 10 10 10 10 20 20 20 20 30 30 30 30 40 40 40 40 Final Jeopardy!

  3. Analyzing Functions – 10 Points • ANSWER:

  4. Analyzing Functions – 20 Points • ANSWER: • Reflect over x-axis, vertical compression by 1/3 (multiply y-values by 1/3, translation down 2 and left 4.

  5. Analyzing Functions – 30 Points • ANSWER: • odd

  6. Analyzing Functions – 40 Points Is the function continuous at If not, state the type of discontinuity. • ANSWER: • No; removable discontinuity

  7. Inverses & Combinations – 10 Points Decide whether the functions and are inverses of each other. • ANSWER: • Yes – make sure that AND

  8. Inverses & Combinations – 20 Points Find the inverse of • ANSWER:

  9. Inverses & Combinations – 30 Points • ANSWER:

  10. Inverses & Combinations – 40 Points • ANSWER:

  11. Polynomials/Radicals – 10 Points • ANSWER:

  12. Polynomials/Radicals – 20 Points • ANSWER: • Degree, zeros:

  13. Polynomials/Radicals – 30 Points Divide the polynomial byx-5. • ANSWER:

  14. Polynomials/Radicals – 40 Points Solve the equation: • ANSWER:

  15. Rationals&Logs/Exp– 10 Points • ANSWER:

  16. Rationals&Logs/Exp – 20 Points Solve the equation: • ANSWER:

  17. Rationals&Logs/Exp – 30 Points • ANSWER: • A) $3645.49 • B) $3645.93

  18. Rationals&Logs/Exp – 40 Points Find the domain and all asymptotes (vertical or horizontal) of the function • ANSWER: • , VA: and , HA:

  19. Final Jeopardy In order to calculate the height of a mountain peak, a surveyor measured the angle of elevation from a certain stake and found it to be . Then he advances over a ground level toward the peak and set a second stake, from which the angle of elevation was found to be . The distance between the stakes was ft. Find the height of the peak above ground level. • ANSWER: • 2591.20 ft

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