Question
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Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFदिया गया है:
प्रयुक्त संकल्पना:
Secx = 1/Cosx
गणना:
माना cosx = a है, तब secx = 1/a
प्रश्न के अनुसार,
⇒ a + 1/a = 7/2√3
⇒ a2 + 1/a2 = (7/2√3)2 - 2
⇒ a2 + 1/a2 = 25 /12
∴ सही विकल्प 4 है
Last updated on Jul 8, 2025
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