Sketch the graph of the given equation over the interval [-2?, 2?].y = cos x - 2 
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Find all cube roots of the complex number. Leave answers in trigonometric form.-6
- 6i
A. 
cis 70°, 
cis 190°, 
cis 310°
B. 
cis 70°, 
cis 190°, 
cis 310°
C. 
cis 70°, 
cis 190°, 
cis 310°
D. 
cis 80°, 
cis 200°, 
cis 320°
Mathematics
Solve the system. Indicate all corner points and shade the solution set.x + 2y ? 2 x - y ? 0
A. 
B. 
C. 
D. 
Mathematics
Perform the indicated operation.
+ 
- 
A. 
B. 
C. 
D. 
Mathematics
Find the most general antiderivative.
dy
A. 9 cos-1 y - ln |y| + C
B. 9 cos-1 y + 4 ln |y| + C
C. 
- 
+ C
D. 9 cos-1 y - 4 ln |y| + C
Mathematics