Choose the polar equation that matches the graph.
A. r = cos(?/5)
B. r = cos(5?)
C. r = sec(5?)
D. r = 5? cos ?
Answer: A
Mathematics
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Find the standard form of the equation of the ellipse satisfying the given conditions.Foci at (-2, 0), (2, 0); Vertices at (-3, 0), (3, 0)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
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Find the slope of the line passing through the pair of points or state that the slope is undefined.(8, -14) and (14, 19)
A. 
B. 
C. - 
D. 
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Find the due date.Date made: April 22Term of loan: 4 months
A. July 22 B. August 23 C. August 21 D. August 22
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Find the expected value.Suppose that 1,000 tickets are sold for a raffle that has the following prizes: one $300 prize, two $100 prizes, and one hundred $1 prizes. What is expected value of a ticket?
A. $300 B. $0.60 C. $1 D. $100
Mathematics