If cos9α = sinα and 9α < 90°, then the value of tan5α? (1) 1/√3(2) √3 (3) 1 (4) 0

If cos9α = sinα and 9α < 90°, then the value of tan5α? (1) 1/√

1.	If cos9α = sinα and 9α < 90°, then the value of tan5α? (1) 1/√3(2) √3 (3) 1 (4) 0
Answer» Correct option is (3) 1

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If cos9α = sinα and 9α &lt; 90°, then the value of tan5α? (1) 1/√3(2) √3 (3) 1 (4) 0

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If cos9α = sinα and 9α < 90°, then the value of tan5α? (1) 1/√3(2) √3 (3) 1 (4) 0