Solve the problem.At noon, ship A was 14 nautical miles due north of ship B. Ship A was sailing south at 14 knots (nautical miles per hour; a nautical mile is 2000 yards) and continued to do so all day. Ship B was sailing east at 
and continued to do so all day. The visibility was 5 nautical miles. Did the ships ever sight each other?
A. Yes. They were within 4 nautical miles of each other.
B. No. The closest they ever got to each other was 7.3 nautical miles.
C. Yes. They were within 3 nautical miles of each other.
D. No. The closest they ever got to each other was 6.3 nautical miles.
Answer: D
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Evaluate the derivative.f(x) = csch-1(5/x)
A. 
B. 
C. 
D. - 
Use the fundamental identities to find the value of the trigonometric function.Find cos ?, given that sin ? = - 
and ? is in quadrant III.
A. - 
B. 
C. - 
D. - 
Find the real solutions of the equation.
= x + 7
A. {9} B. {2} C. {-5} D. {-2}
Three people put their money together to buy lottery tickets. The first person put in $10, the second person put in $30, and the third person put in $35. One of their tickets was a winning ticket. If they won $6.2 million, what was the first person's share of the winnings? Round answer to the nearest dollar.
a. $2,480,000 b. $2,893,333 c. $442,857 d. $826,667 e. $953,846