Evaluate the integral by making a substitution and then using a table of integrals. 
A. 9 sin-1
- 
+ C
B. 
- 3 ln
+ C
C. 9 sin-1
- 
+ C
D. 9 sin-1
+ x
+ C
Answer: A
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Perform the indicated operation, being careful not to leave more than 59 seconds or 59 minutes in your answers.
A. 6 hours, 76 minutes, 26 seconds B. 7 hours, 16 minutes, 26 seconds C. 7 hours, 17 minutes, 26 seconds D. 6 hours, 17 minutes, 26 seconds
Find an equation for the surface obtained by rotating the parabola y=2x² about the y-axis.
What will be an ideal response?
Provide an appropriate response.Which of the following pairs of parametric equations will graph a semicircle?
A. x = cos t, y = sin t, 0 ? t ? 
B. x = cos 
t, y = sin 
t, 0 ? t ? ?
C. x = cos 2t, y = sin 2t, 0 ? t ? ?
D. x = cos 
t, y = sin 
t, 0 ? t ? 4?
Subtract.53.82 - 34
A. 19.82 B. 19.92 C. 87.82 D. 20.32