Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.cos(2?) = 
, 0 < ? < 
Find sin ?.
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Name the quadrant or axis in which the point lies.(16, 12)
A. quadrant I B. quadrant II C. quadrant III D. quadrant IV
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Evaluate the expression for the given replacement values.6 + 2x for x = 4
A. 8 B. 2 C. 16 D. 14
Mathematics
Factor.u2 - 5uv - 50v2
A. (u - 5v)(u + 10v) B. (u - v)(u + 10v) C. (u - 5v)(u + v) D. (u + 5v)(u - 10v)
Mathematics
Solve the quadratic inequality by any method. Write your answer in interval notation.x2 - 3x - 18 ? 0
A. [-3, 6] B. (-?, -3] C. (-?, -3] ? [6, ?) D. [6, ?)
Mathematics