Solve the problem.Suppose you buy 1 ticket for $1 out of a lottery of 1,000 tickets where the prize for the one winning ticket is to be $500. What are your expected winnings?
A. $0.00
B. -$1.00
C. -$0.50
D. -$0.40
Answer: C
Mathematics
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Using Green's Theorem, find the outward flux of F across the closed curve C.F = (x - y)i + (x + y)j; C is the triangle with vertices at (0, 0), (4, 0), and (0, 10)
A. 80 B. 0 C. 40 D. 400
Mathematics
Graph the parabola or ellipse. Include the directrix that corresponds to the focus at the origin.r = 
A. 
B. 
C. 
D. 
Mathematics
Graph the system of inequalities. Shade the region that represents the solution set.x2 + y ? 1x2 - y ? 2
A. 
B. 
C. 
D. 
Mathematics
Find the vertices of the hyperbola.
- 
= 1
A. (0, 5), (0, -5) B. (-3, 0), (3, 0) C. (0, 3), (0, -3) D. (-5, 0), (5, 0)
Mathematics