Teaching DSSSB TGT Mock Test 2025 Quantitative Aptitude Trigonometry

यदि cot θ + cosec θ = 5 है, तो cos θ का मान है:

1
\(\frac{12}{13}\)
2
\(\frac{13}{12}\)
3
\(\frac{5}{12}\)
4
कोई भी नहीं
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