Question
Download Solution PDFcot 15° cot 25° cot 45° cot 75° cot 65° విలువ:
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFఇవ్వబడింది:
cot 15°cot 25°cot 45° cot 75°cot 65°
ఉపయోగించిన సూత్రాలు:
గణన:
cot 15°cot 25°cot 45° cot 75°cot 65°
⇒ cot 15° x cot 25° x cot 45° x cot (90° - 15°) x cot (90° - 25°)
⇒ cot 15° x cot 25° x cot 45° x tan15° x tan 25°
⇒ 1 x 1x 1 = 1
∴ కావలసిన ఫలితం 1
Last updated on Jul 10, 2025
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