railway DFCCIL MTS 2025 Mock Test Series Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities

ತ್ರಿಕೋನದಲ್ಲಿ, ∠C = 90° ಮತ್ತು ∠A = 60° ಆಗಿದ್ದರೆ sin A/2 + cosecA = ?

1
(√3 + 4)/2
2
(√3 + 4)/2√3
3
(√2 + 4)/3√3
4
(√3 + 4)/√3
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