Evaluate the indicated function with the given information.Find the value of sin  if tan ? = -  (270° < ? < 360°).

A.
B.
C.
D.


Answer: C

Mathematics

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Find the focus and directrix of the parabola.x2 = 4y

A. (1, 0); y = 1 B. (1, 0); x = 1 C. (0, -1); x = - 1 D. (0, 1); y = -1

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Solve the problem.Suppose a life insurance policy costs $16 for the first unit of coverage and then $4 for each additional unit of coverage. Let  be the cost for insurance of x units of coverage. What will 10 units of coverage cost?

A. $40 B. $56 C. $24 D. $52

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Use the quotient rule to simplify.

A. 6x4
B. x4 
C. x4 
D. 6x4

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Find the quotient.

A. -8 B. 9 C. -10 D. -9

Mathematics