Find the standard form of the equation of the parabola with the given characteristics.
?
Vertex: ; directrix: 
?

A.
B.
C.
D.
E.

Answer: E

Mathematics

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The equation of an ellipse is given. Put the equation in standard form and sketch the ellipse.6x2 + (y + 2)2 = 6

A. x2 +  = 1

B.  + (y + 2)2 = 1

C. x2 +  = 1

D.  + (y + 2)2 = 1

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Mathematics

Multiply or divide as indicated.

A. 11.03 B. 0.103 C. 1.103 D. 1.03

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Mathematics

Use a reciprocal identity to find the indicated trigonometric function of ?.sin ? if csc ? = 

A. - 
B.
C.
D. - 

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Solve the problem.A circle has a diameter with endpoints (-2, 1) and (18, 17). Find the coordinates of the center.

A. (8, 9) B. (-12, -7) C. (16, 18) D. (38, 33)

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Mathematics