Multiple Choice
Find all points at which |r| is a maximum. 
A) (1, 0)
B) (0, 2) , (2, 0)
C) (2, 0) , (0, 2) , (-2, 0) , (0, -2)
D) (1, 1) , (-1, 1)
Correct Answer:
Verified
Correct Answer:
Verified
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