Solve the problem.The speed of a vehicle varies inversely as the time it takes to travel a fixed distance. If a vehicle travels a fixed distance at 55 miles per hour in 60 minutes, how fast must it travel to cover the same distance in 50 minutes?
A. 66 mph
B. 
mph
C. 
mph
D. 
mph
Answer: A
Mathematics
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Provide an appropriate response.Obtain the first nonzero term of the Maclaurin series for sin-1 x - tan-1 x.
A. - 
B. 
C. 
D. 
Mathematics
Find the Jacobian J(u, v).
A. -6
B. 
C. 80
D. - 
Mathematics
Perform the indicated operations.20
- 7
A. 13
B. 27
C. 13
D. 65
Mathematics
Solve.A radio telescope has a parabolic surface. If it is 1 m deep and 
wide, how far is the focus from the vertex?A = 12 mB = 1 m
A. 3 m B. 9 m C. 36 m D. 1 m
Mathematics