Solve the problem.A boat sails for 2 hours at 30 mph in a direction 95°58'. How far south has it sailed (to the nearest mile)?
A. 8 mi
B. 2 mi
C. 6 mi
D. 4 mi
Answer: C
Mathematics
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Evaluate the line integral along the curve C.
; C is the line segment r(t) = 
for 2 ? t ? 4
A. 48
B. 24
C. 48
D. 24
Mathematics
Find the perimeter of the rectangle or square.
A. 25.2 in. B. 28.88 in. C. 15.2 in. D. 7.6 in.
Mathematics
Find the common difference d and the nth term an of the arithmetic sequence with the specified terms. 3rd term is 19; 8th term is 54
A. d = 5; an = 5n + 7 B. d = 7; an = 7n - 2 C. d = 14; an = 14n + 12 D. d = 7; an = 7n + 5
Mathematics
Solve by factoring.
5x² – 6 = –13x
Mathematics