Find the expected value.A fair coin is tossed three times, and a player wins $3 if 3 tails occur, wins $2 if 2 tails occur and loses $3 if no tails occur. If one tail occurs, no one wins. What is the expected value of the games?
A. $0.75
B. $2.00
C. -$3.00
D. $3.00
Answer: A
Mathematics
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Find the value.If F(x, y) = ex sinh y, find Fx(-2, 0) and Fy(-2, 0).
A. Fx(-2, 0) = e-2, Fy(-2, 0) = 0 B. Fx(-2, 0) = e-2, Fy(-2, 0) = e-2 C. Fx(-2, 0) = 0, Fy(-2, 0) = 0 D. Fx(-2, 0) = 0, Fy(-2, 0) = e-2
Mathematics
Write the number as a Babylonian numeral.2200
A. 
B. 
C. 
D. 
Mathematics
Solve.Suppose that the sales of a particular brand of appliance satisfy the relationship 
where S(x) represents the number of sales in year x, with x = 0 corresponding to 1990. For what years will sales be between 2160 and 2960?
A. Between 7 and 12 B. Between 1995 and 2000 C. Between 1996 and 2001 D. Between 1996 and 2000
Mathematics
Use properties to perform the calculations. Express answer in simplest form.
- 
A. 
B. 
C. 
D. 
Mathematics