Graph the parabola or ellipse. Include the directrix that corresponds to the focus at the origin.r = 

A.

B.

C.

D.


Answer: A

Mathematics

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Find the range for the set of data given.

A. 138 B. 117 C. 519 D. 551

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Solve the equation. Write the answer in a + bi form.x2 - i = 0

A. -1, 1
B. -i, i
C.  + , -  - 
D.  - , -  + 

Mathematics

Find the average rate of change for the function over the given interval.y = 6x3 between x = -1 and x = 1

A. 12 B. 0 C. 6 D. -6

Mathematics

Find the exact circumference of the circle in terms of ?.

A. 729.01? units B. 54.2? units C. 13.5? units D. 27.1? units

Mathematics