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 49 miles per hour, how far apart will they be after 7.1 hours?
A. 418.9 mi
B. 71 mi
C. 766.8 mi
D. 347.9 mi
Answer: B
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Evaluate the integral.
A. 
sec-1 
+ C
B. 
sec-1 
+ C
C. 
sin-1 
x + C
D. 
sec-1 
+ C
Use a graphing calculator to display the solution of the given inequality or system of inequalities.y ? x4 - 5y ? x + 5
A. 
B. 
C. 
D. 
Solve.An arch in the shape of the upper half of an ellipse is used to support a bridge spanning a creek 30 feet wide. The center of the arch is 9 feet above the center of the creek. Write the equation for the ellipse in which the x-axis coincides with the road and the y-axis passes through the center of the arch.
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Solve the problem.Island A is 150 miles from island B. A ship captain travels 250 miles from island A and then finds that he is off course and 160 miles from island B. What angle, in degrees, must he turn through to head straight for island B? Round the answer to two decimal places. (Hint: Be careful to properly identify which angle is the turning angle.)
A. 34.92° B. 55.08° C. 110.17° D. 145.08°