Solve the problem.A race track is in the shape of an ellipse 80 feet long and 60 feet wide. What is the width 32 feet from the center?
Fill in the blank(s) with the appropriate word(s).
36 ft
Mathematics
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Solve the problem.The position of an object moving in a straight line is given by s = 2t2 - 3t, where s is in meters and t is the time in seconds the object has been in motion. How long (to the nearest tenth of a second) will it take the object to move 15 meters?
A. 16.0 sec B. 3.4 sec C. 3.6 sec D. 40.5 sec
Mathematics
Evaluate the integral.
A. ln 2
B. 
C. - 
D. 
Mathematics
Solve the equation.
= 2.18
A. {918} B. {0, 918} C. {-482, 918} D. {482, 918}
Mathematics
Solve the inequality and graph the solution.9 - (5x + 1) ? 2(x - 5) + 2x
A. (-?, 2]
B. 
C. [2, ?) 
D. 
Mathematics