Choose the polar equation that matches the graph.
A. r = sin 2? + sin2 3?
B. r = cos 2? + cos2 3?
C. r = sin 3? + sin2 2?
D. r = cos 3? + cos2 2?
Answer: C
Mathematics
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Perform the indicated operations.? = 
(angular acceleration)
A.
? =  |
B.
? =  |
C.
? =  |
D.
? =  |
Mathematics
Multiply and simplify.
? 3b
A. 
b
B. 
C. 
D. 11b
Mathematics
Solve the equation for x.
= -1
A. {1} B. {-1, 1} C. {-1} D. ?
Mathematics
Trace the following circle and using only a compass and straightedge, find the center of the circle.
Mathematics