Question
Download Solution PDFcot 15° cot 25° cot 45° cot 75° cot 65° का मान क्या है?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFदिया गया है:
cot 15°cot 25°cot 45° cot 75°cot 65°
प्रयुक्त सूत्र:
गणना:
cot 15°cot 25°cot 45° cot 75°cot 65°
⇒ cot 15° × cot 25° × cot 45° × cot (90° - 15°) × cot (90° - 25°)
⇒ cot 15° × cot 25° × cot 45° × tan15° × tan 25°
⇒ 1 × 1× 1 = 1
∴ अभीष्ट उत्तर 1 है।
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