Question:

I have problem solving these CAST and quadrant problems!?

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Given cos x = 1/root2 for the acute angle x, determine the following trigometric functions:

a. tan (pi/2 - x)

b. sin (pi/2 + x)

c. sec (pi/2 - x)

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1 ANSWERS


  1. a.   1

    b.    root2/2

    c.     root2

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