Convert the rectangular equation to polar form.x2 + y2 - 4x = 0

A. r = 
B. r = 
C. r = 4 sin ?
D. r = 4 cos ?

Answer: D

Mathematics

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Graph the line containing the given pair of points and find the slope. (-2, 0) (-4, -1) 

A. 2

B.

C. - 

D. -2

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A.
B.
C.
D.

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Graph.y = -x2 - 2x - 3

A.

B.

C.

D.

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