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What is the value of cosec(-7π/6)?
- A-2
- B2
- C2/√3
- D-2/√3
Answer not set
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CCommunity
⇒ cosec - 7π/6 = -cosec 210° = -cosec (360° - 150°)
= - cosec (-150°) [As, the value of cosec repeats after 360° interval]
⇒ cosec (150°) = 2.
= - cosec (-150°) [As, the value of cosec repeats after 360° interval]
⇒ cosec (150°) = 2.