Given that f(x) = sin x, g(x) = cos x, and h(x) = tan x, evaluate the given function. The point (x, ), on the circle , also lies on the terminal side of an angle ? in standard position. The point , on the circle , also lies on the terminal side of an angle ? in quadrant IV. f(? + ?)

A.

B.
C.
D.


Answer: C

Mathematics

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Solve the problem.James, Carl, Mark, Antonio, Phillip, and Brad are friends at college. James, Antonio and Phillip have calculus together. Brad and Carl have the same English composition class. Draw a graph with vertices representing students and edges representing the relation "take a common class". How many components does the graph have? Identify a subgraph that is a complete subgraph with three vertices.

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Mathematics

Solve the problem.Earth is represented on a map of the solar system so that its surface is a circle with the equation  A weather satellite circles 0.8 units above the Earth with the center of its circular orbit at the center of the Earth. Find the general form of the equation for the orbit of the satellite on this map.

A. x2 + y2 - 10x - 2y - 4303.64 = 0 B. x2 + y2 + 10x + 2y - 4303.64 = 0 C. x2 + y2 + 10x + 2y + 25.36 = 0 D. x2 + y2 + 10x + 2y - 38.36 = 0

Mathematics

Find the exact value of the indicated trigonometric function of ?.cot ? = - , cos ? < 0Find csc ?.

A.
B. - 
C. - 
D.

Mathematics

Answer the question or write an explanation.Does the product rule apply to 66 ? 45? Explain why or why not.

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Mathematics