Determine the sign of f and fy at each indicated point using the contour diagram of f shown below. (The point P is that in the first quadrant, at a positive and y value; Q through T are located clockwise from P, so that is at a positive value and negative y, etc.) (a) At point P, fzis ? fy is ? (b) At point Q, fz is? fy is ? (c) At point S, fz is ? fy is ? ✓and vand ✓ and -25 -25 15 8 -18-5 45 -20 10 5 15 5-10 -15, -25 -25

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A: Determine the corresponding ordered pair of the point on the unit circle for the following angle…

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A:

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A: Answer is given in next step.

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A:

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A: Please see the answer below.

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Q: If x is positive and y is negative, then the point (x, y) is in Quadrant.

A: If x is positive and y is negative then the point (x,y) is in Quadrant _______.

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A: