allerysec²θ पासून tan²θ वजा केल्यार सदांच खंयचो स्थिरांक उरता?
A2
B0
C1
D−1
Answer & Solution
Correct answer: C. 1
sin वर्ग आनी cos वर्ग 1 हें cos वर्गान भाग केल्यार tan वर्ग + 1 = सेकंद वर्ग मेळटा.
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