The maximum radial distance of a Lemniscate curve, having maximum pola

1.	The maximum radial distance of a Lemniscate curve, having maximum polar angle a, is
A.	3 R sin α
B.	3 R sin²α
C.	3 R sin 2α
D.	3 R sin α/2
Answer» D. 3 R sin α/2

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