Solve the problem.An airplane leaves Los Angeles for Denver at a speed of 400 mph. Thirty minutes later, a plane going from Denver to Los Angeles leaves Denver, which is 850 miles from Los Angeles, at a speed of 470 mph. When they meet, how far are they from Denver?
A. 59 mi
B. 351 mi
C. 293 mi
D. 117 mi
Answer: B
Mathematics
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For what values of x does the series converge absolutely?
A. - 
< x < 
B. - 
< x < 
C. -2 < x < 2
D. -1 < x < 1
Mathematics
Graph the pair of parametric equations with the aid of a graphing calculator.x = 5 cos 2t + 4 cos 6t, y = 5 sin 2t - 4 sin 6t, 0 ? t ? ?
A. 
B. 
C. 
D. 
Mathematics
Match the symbol with the answer choice that names the same set of points based on the given figure.
A. 
B. 
C. 
D. None of these
Mathematics
Solve the problem.A land developer wants to develop 8 acres of land. Each lot in the development is to be 
of an acre. How many lots will the land developer have in the 8 acres?
A. 
lot
B. 1
lots
C. 2
lot(s)
D. 28 lots
Mathematics