Question:

Please help me with some questions with CAST and quadrant?

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Evaluate each of the following angles without using a calculator. (instead, use the unit circle)

a. tan(13pi/3)

b. sec(135 deg)

c. csc (300deg)

d. cot (-7pi/4)

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1 ANSWERS


  1. a)  sq rt 3

    b) sq rt 2

    c) -2/sq rt 3

    d)  1

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