sinθ = 5/13 হলে, tanθ-এর মান কত?
Solution
Correct Answer: Option B
sinθ = 5/13
আমরা জানি,
cosθ = √(1 - sin2θ)
= √{1 - (5/13)2}
= √{1 - 25/169}
= √{(169 - 25)/169}
= √144/169
=12/13
tanθ =sinθ/cosθ
=(5/13) × (13/12)
= 5/12
আমরা জানি,
cosθ = √(1 - sin2θ)
= √{1 - (5/13)2}
= √{1 - 25/169}
= √{(169 - 25)/169}
= √144/169
=12/13
tanθ =sinθ/cosθ
=(5/13) × (13/12)
= 5/12
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