Identify the quadrant for the angle ? satisfying the following conditions.cot ? < 0 and cos ? > 0
A. Quadrant IV
B. Quadrant II
C. Quadrant III
D. Quadrant I
Answer: A
Mathematics
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Solve the problem.Find the derivative of the function 
at the point 
in the direction in which the function decreases most rapidly.
A. -2 B. -1 C. -4 D. -6
Mathematics
Construct a truth table for the statement.~(p ? q) ? (p ? (~s ? q))
A. 
| T | T | T | T |
T F T F
T F F F
F T T T
F T F T
F F T T
F F F T
B.
| T | T | T | T |
T F T T
T F F F
F T T T
F T F T
F F T T
F F F T
Mathematics
Solve the problem.Doctor Jim has the following aged patients at his clinic: 15, 1, 21, 15. What is the average age of his patients?
A. 13 B. 21 C. 1 D. 12
Mathematics
Find a cofunction with the same value as the given expression.sin 67°
A. tan 23° B. cos 23° C. cot 23° D. cos 67°
Mathematics