Solve the problem.Two cars start from the same point and travel in the same direction. If one car is traveling 59 miles per hour and the other car is traveling at 52 miles per hour, how far apart will they be after 2.1 hours?
A. 123.9 mi
B. 109.2 mi
C. 233.1 mi
D. 14.7 mi
Answer: D
Mathematics
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Find the derivative of y with respect to x, t, or ?, as appropriate.y = sin e-?7
A. cos (-7?6 e-?7) B. cos e-?7 C. (-7?6 e-?7) cos e-?7 D. 7?6cos e-?7
Mathematics
Solve the problem.To find the distance AB across a river, a distance BC = 805 m is laid off on one side of the river. It is found that B = 108.0° and C = 12.6°. Find AB.
A. 207 m B. 204 m C. 176 m D. 173 m
Mathematics
Use a CAS to plot the function near the point x0 being approached. From your plot guess the value of the limit.
A. 2
B. 1
C. 
D. 0
Mathematics
Solve and graph. Write the result in interval notation.f + 11 ? 23
A. (12, ?)
B. (-?, 12)
C. [12, ?)
D. (-?, 12]
Mathematics