यदि \(cosec\ \theta=\frac{13}{12}\) है, तो \(\rm \frac{2\sin \theta-3\cos \theta}{4\sin \theta-9\cos \theta}\) का मान क्या होगा?

1
\(\frac{4}{12}\)
2
3
3
\(\frac{3}{12}\)
4
4

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