Question
If cosec A = (2/√3), then what will be the value of
tan⁴ A?Solution
cosec A = 2/√3
⇒ cosec A = cosec 60°
⇒ A = 60°
⇒ tan⁴ A = (tan 60°)⁴ = (√3)⁴ = 9
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