Find all solutions of the equation in the interval [0, 2?).3 cot
- 
= 0
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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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 is your expected net winnings?
A. -$1.00 B. $0.00 C. -$0.40 D. -$0.50
Mathematics
Find the focus and directrix of the parabola.y = -2x2
A. 
, x = 
B. 
, y = -
C. 
, x = 
D. 
, y = 
Mathematics
Graph the solution of the system.3x - 2y ? 6 x - 1 ? 0
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response.Change 
to an improper fraction.
A. 
B. 
C. 
D. 
Mathematics