Find the exact value under the given conditions.Given cos ? = - , with ? in quadrant II, and sin ? = , with ? in quadrant II. Find cot(? + ?).

A. - 
B. - 
C.
D.

Answer: D

Mathematics

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Solve the problem.The function A described by A(s) = s2   gives the area of an equilateral triangle with side s. Find the area when a side measures 14 cm. Express your answer in radical form.

A. 7 cm2
B. 49 cm2
C. 3.5 cm2
D. 147 cm2

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Mathematics

Write out the first five terms of the sequence.{3n - 1}

A. 2, 3, 4, 5, 6 B. 2, 5, 8, 11, 14 C. -2, -5, -8, -11, -14 D. 4, 7, 10, 13, 16

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Mathematics

Solve and check. = 6

A.
B.
C. 36
D. 6

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Mathematics

If   with A in QIV, find

What will be an ideal response?

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Mathematics