railway DFCCIL Executive 2025 Mock Test Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
यदि θ एक न्यूनकोण है और sin θ = \(\frac{43}{47}\) है, cot θ का मान क्या है?
1
\( \frac{6 \sqrt{10}}{47} \)
2
\( \frac{43}{6 \sqrt{10}} \)
3
\( \frac{47}{6 \sqrt{10}} \)
4
\( \frac{6 \sqrt{10}}{43}\)