Find the trigonometric function value of angle ?.cot ? = -  and ? in quadrant IIFind csc ?.

A.
B. - 
C.
D. - 


Answer: C

Mathematics

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Find the average value of    over the given region. over the cube in the first octant bounded by the coordinate planes and the planes 

A. 30 B. 68 C. 15 D. 60

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Factor by grouping.20p2q - 105pq2 + 100q3

A. 5(4p - 5q)(p - 4q2) B. q(20p - 25q)(p - 4q) C. 5q(4p - 4q)(p - 5q) D. 5q(4p - 5q)(p - 4q)

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Establish the identity.1 +  sin(2?) = 

What will be an ideal response?

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