Question
Download Solution PDFযদি \(sec \theta + \frac{1}{cos\theta} = 2 \) হয়, তাহলে \(sec^{55} \theta + \frac{1}{sec ^{55} \theta}\) এর মান কত?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFপ্রদত্ত:
Sec θ + 1/cos θ = 2
অনুসৃত ধারণা:
গণনা:
প্রশ্নানুসারে:
Sec θ + 1/cos θ = 2
Sec θ + sec θ = 2
সুতরাং, θ = 0°
এখন θ এর মান সমীকরণে বসালে:
⇒ Sec55 θ + 1/sec55 θ
⇒ Sec55 0° + 1/sec55 0°
⇒ 1 + 1 = 2
∴ সঠিক উত্তর হল 2
Last updated on Jun 25, 2025
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