Find the integral using an appropriate trigonometric substitution. 
What will be an ideal response?
You might also like to view...
Solve.An elliptical riding path is to be built on a rectangular piece of property that measures 8 mi by 6 mi. Find an equation for the ellipse if the path is to touch the center of the property line on all 4 sides.A = 8 miB = 6 mi 
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Solve the problem.The profit made when t units are sold, t > 0, is given by 
Determine the number of units to be sold in order for P < 0 (a loss is taken).
A. t > 0 B. 15 < t < 18 C. t < 15 or t > 18 D. t = 15 or t = 18
Use the graph to find the intervals on which it is increasing, decreasing, or constant.
A. Decreasing on (-?, ?) B. Decreasing on (-?, 0); increasing on (0, ?) C. Increasing on (-?, ?) D. Increasing on (-?, 0); decreasing on (0, ?)
Find the area.
A. 1638 ft2 B. 409.5 ft2 C. 760.5 ft2 D. 819 ft2