Section 11.3: Problem 12 Previous Problem List Next (1 point) A contour diagram

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Section 11.3: Problem 12 Previous Problem List Next (1 point) A contour diagram of z - f(x, y) is given in the figure. Determine whether fz and fy are positive, negative, or zero at the points P, Q, R, and S 1. fy at the point Q 2. f, at the point R. 3. fy at the point R. 4. fz at the pointQ 5. fy at the point S 6. fy at the point P 7b at the point P 8b at the point S (Click on graph to enlarge) Note: You can earn 50% partial credit for 4-5 correct answers, and 75% partial credit for 6-7 correct answers Preview My Answers Submit Answers

Explanation / Answer

1) POSITIVE

2) NEGATIVE

3) NEGATIVE

4) NEGATIVE

5) NEGATIVE

6) POSITIVE

7) POSITIVE

8) POSITIVE

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