If \[|z-25i|\le 15\], then \[|\max .amp(z)-\min .amp(z)|=\] – McqOptions

MCQOPTIONS

1.	If \[\|z-25i\|\le 15\], then \[\|\max .amp(z)-\min .amp(z)\|=\]
A.	\[{{\cos }^{-1}}\left( \frac{3}{5} \right)\]
B.	\[\pi -2{{\cos }^{-1}}\left( \frac{3}{5} \right)\]
C.	\[\frac{\pi }{2}+{{\cos }^{-1}}\left( \frac{3}{5} \right)\]
D.	\[{{\sin }^{-1}}\left( \frac{3}{5} \right)-{{\cos }^{-1}}\left( \frac{3}{5} \right)\]
Answer» C. \[\frac{\pi }{2}+{{\cos }^{-1}}\left( \frac{3}{5} \right)\]

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