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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Solve the problem.Let f(x) = 
. Find a function y = g(x) so that (f ? g)(x) = x.
A. g(x) = 
B. g(x) = 
C. g(x) = x(x - 8)
D. g(x) = 
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Find the derivative.y =
A. 
B. 
C. 
D. 
Mathematics
Multiply.× 
A. 0.0004608 B. 0.004608 C. 0.4608 D. 0.04608
Mathematics
Supply the missing numbers. Round decimals to the nearest thousandth and percents to the nearest tenth of a percent.fractiondecimalpercent1
A.
| 1.287? | 128.7% |
B.
| 1.167? | 116.7% |
C.
| 1.167? | 11.67% |
D.
| 1.287? | 1287% |
Mathematics