If \sin\ (\alpha+\beta)=1, \sin\  (\alpha-\beta)=\dfrac {1}{2}, th | Filo
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Class 12

Math

Calculus

Inverse Trigonometric Functions

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If \sin\ (\alpha+\beta)=1, \sin\  (\alpha-\beta)=\dfrac {1}{2}, then \tan\  (\alpha+2\beta)\tan\  (2\alpha+\beta)=

Correct Answer: Option(a)
Solution: Given
So
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