Answer the question about the given function.Given the function f(x) = , if x = -2, what is f(x)? What point is on the graph of f?

A. ; (, -2)
B. - 4; (-2, - 4)
C. - 4; (- 4, -2)
D. ; (-2, )


Answer: D

Mathematics

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Solve the problem.Computer Specialists is planning a group vacation to one of the following locations: Alaska (A), Florida (F), San Antonio (S), or Hawaii (H). The employees rank the four possible sites according to the following preference table: If the plurality with elimination method is used to determine the winner, is the head-to-head criterion satisfied?

A. Yes B. No

Mathematics

Use a right triangle to write the expression as an algebraic expression. Assume that x is positive and in the domain of the given inverse trigonometric function.cos(tan-1 x)

A. x
B.
C.
D.

Mathematics

Solve the system of equations.

A. x = 0, y = 0, z = 5; (0, 0, 5) B. x = 0, y = 5, z = 0; (0, 5, 0) C. x = 0, y = 5, z = -5; (0, 5, -5) D. inconsistent

Mathematics

Find all points where the function is discontinuous.

A. x = 0 B. None C. x = -2, x = 2 D. x = -2, x = 0, x = 2

Mathematics