Match the correct function to the graph. 

A. y = -2x2
B. y = -2x2 - 1
C. y = 1 - x2
D. y = -2x2 + 1


Answer: D

Mathematics

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Use the given transformation to evaluate the integral.   Rwhere R is the parallelogram bounded by the lines    

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A. - 
B. - 
C. - 
D. - 

Mathematics

Provide an appropriate response.Find the magnitude and direction of the resultant of the sum of 1 + 4i and 2 + 5i which are in complex notation.

A. 9.49 with direction of 18.4° B. 8.49 with direction of 71.6° C. 9.49 with direction of 71.6° D. 8.49 with direction of 18.4°

Mathematics

Solve the problem.Find parametric equations for an object that moves along the ellipse  +  = 1 with the motion described.The motion begins at (0, 2), is clockwise, and requires 4 seconds for a complete revolution.

A. x = 2 cos (?t), y = 2 sin (?t), 0 ? t ? 4
B. x = 2 sin (?t), y = 2 cos (?t), 0 ? t ? 4
C. x = 2 sin (4?t), y = 2 cos (4?t), 0 ? t ? 4
D. x = 2 sin (?t), y = -2 cos (?t), 0 ? t ? 4

Mathematics

Solve the inequality. Graph the solution set and write it in interval notation. > 3

A.

B.

C.

D.

Mathematics