tan2θ=1/√3 হলে,θ এর মান কত?

A 15⁰

B 30⁰

C 45⁰

D 60⁰

Solution

Correct Answer: Option A

tan2θ = 1/√3
⇒ tan2θ = tan30°
⇒ 2θ =30°
∴ θ = 15°

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