Solve the problem.The battleship USS Tennessee is 70 miles due south of the destroyer USS Alaska and is sailing north at 40 mph. If the USS Alaska is sailing east at 25 mph, how long will it be before the distance between the ships is at a minimum? Express your answer in hours and minutes, rounded to the nearest minute.
A. 41 minutes
B. 1 hour 26 minutes
C. 2 hours 5 minutes
D. 1 hour 15 minutes
Answer: D
Mathematics
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Match the equation with the surface it defines. 
+ 
= 1 
A. Figure 4 B. Figure 2 C. Figure 3 D. Figure 1
Mathematics
Write a formula for the nth term of the arithmetic sequence. Do not use a recursion formula.2, -3, -8, -13, -18, . . .
A. an = -5n - 7 B. an = -12 - 5n C. an = -5n + 7 D. an = 5n - 7
Mathematics
Solve the problem.A mural on the wall of a building is a rectangle which measures 847 in. by 110 in. Find the area of the mural.
A. 84,700 sq in. B. 9317 sq in. C. 93,170 sq in. D. 931,700 sq in.
Mathematics
Write the expression as the sum or difference of multiples of logarithms.logb 
A. 
(logb a5 + logb3)
B. 5 logb a + 1
C. 4 logb a - 
D. 
logb a + 
Mathematics