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“TRICKY” TRIG

This question set explores concepts related to trigonometric graphs, including vertical shifts, wave amplitudes, graph periods, and reciprocal functions. It also tests understanding of reference angles and quadrant properties.

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“TRICKY” TRIG

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  1. “TRICKY” TRIG

  2. Describe the vertical shift in the graph of y = -2sin3x + 4. iRespond Question Multiple Choice F A.) Up 2 B.) Down 2 C.) Up 4 D.) Down 4 E.)

  3. What is the amplitude of the wave whose equation is given as y = -3sin 2x + 1? iRespond Question Multiple Choice F A.) 1 B.) 2 C.) 3 D.) -3 E.)

  4. What is the period of the graph of y =sin 3x? iRespond Question Multiple Choice F A.) 3 B.) π/3 C.) π D.) 2π/3 E.)

  5. Which is the following functions is the reciprocal of sin A? iRespond Question Multiple Choice F A.) cos A B.) sec A C.) csc A D.) cot A E.)

  6. Which of the following angles has a reference angle of 30 degrees? iRespond Question Multiple Choice F A.) 120 degrees B.) 150 degrees C.) 240 degrees D.) 300 degrees E.)

  7. Which angle does NOT have a reference angle of 20 degrees? iRespond Question Multiple Choice F A.) 110 B.) 160 C.) 200 D.) 340 E.)

  8. Which function is NOT paired with its reciprocal? iRespond Question Multiple Choice F A.) sin x, csc x B.) tanx, cotx C.) sin x, sec x D.) cos x, sec x E.)

  9. In which quadrants is tangent negative? iRespond Question Multiple Choice F A.) 1st and 3rd B.) 2nd and 3rd C.) 2nd and 4th D.) 3rd and 4th E.)

  10. One radian is approximately how many degrees? iRespond Question Multiple Choice F A.) 53.7 B.) π C.) 57.3 D.) 180 E.)

  11. Convert 240 degrees to radian measure. Leave your answer in terms of pi. iRespond Question Multiple Choice F A.) 4/3 B.) 4π/3 C.) 2/3 D.) 2π/3 E.)

  12. Convert 5π/6 to degrees. iRespond Question Multiple Choice F A.) 150 B.) 300 C.) 216 D.) 2.6 E.)

  13. In which quadrants is the cosine function positive? iRespond Question Multiple Choice F A.) 1st and 2nd B.) 1st and 3rd C.) 3rd and 4th D.) 1st and 4th E.)

  14. If sin x = 5/13, then tan x = ? iRespond Question Multiple Choice F A.) 12/13 B.) 5/12 C.) 12/5 D.) 13/5 E.)

  15. Which of these statements about y = sinx is false? iRespond Question Multiple Choice F A.) Its maximum value is 1. B.) Its period is 2π. C.) Its minimum value is -1. D.) It has a different amplitude than y = cosx. E.)

  16. What is the sin 60? iRespond Question Multiple Choice F A.) √2/2 B.) √3/2 C.) √3 D.) √3/3 E.)

  17. If cosx = 1/7, what is cotx? iRespond Question Multiple Choice F A.) 5√2 B.) √2/10 C.) 4√3 D.) √3/12 E.)

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