Multiple Choice
Find all points at which |r| is a maximum. 
A) (1, 0)
B) (0, 8) , (8, 0)
C) (8, 0) , (0, 8) , (-8, 0) , (0, -8)
D) (1, 1) , (-1, 1)
Correct Answer:
Verified
Correct Answer:
Verified
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