state gov RPSC 2nd Grade Senior Teacher Mock Test Series 2025 Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
\(\left(\frac{\cos \theta-\sin \theta+1}{\cos \theta+\sin \theta-1}\right)(\cot \theta-\operatorname{cosec} \theta)\) का मान किसके बराबर है?
1
-1
2
0
3
1
4
2
5
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