allerysec²θ मधून tan²θ वजा केल्यास नेहमी कोणता स्थिरांक मिळतो?
A2
B0
C1
D−1
Answer & Solution
Correct answer: C. 1
sin squared अधिक cos squared बरोबर 1 ला cos squared ने भागल्यास tan squared + 1 = sec squared मिळते.
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