WBJEE 2022 Math Solved Paper

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Question : 35 of 75

Marks: +1, -0

If |z−25i|≤15, then Maximum arg(z)− Minimum arg(z) is equal to

2cos−1(‌
3
5
)
2cos−1(‌
4
5
)
‌
π
2
+cos−1(‌
3
5
)
sin−1(‌
3
5
)−cos−1(‌
3
5
)

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