12/38 | CBSE 2026 | Trigonometry Class 10 | Board question reveal | Class 10 Maths Chapter

Описание: 2026 Maths Board Exam | Question 12 (Shorts)
प्रश्न: sec θ को cot θ के terms में बदलो।
समाधान: sec²θ = 1 + tan²θ = 1 + 1/cot²θ ⇒ (1 + cot²θ)/cot²θ ⇒ √(1 + cot²θ)/cotθ
✅ Final Answer = √(1 + cot²θ)/cotθ
👉 Option C Correct है।

Board में ऐसे formula conversion के सवाल ज़रूर आते हैं।
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12/38 | CBSE 2026 | Trigonometry Class 10 | Board question reveal | Class 10 Maths Chapter
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