defence exam DGAFMS Group C 2025 Mock Test Series Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities

If sec 4A = cosec (3A - 50º), where 4A and 3A are acute angles, find the value of cosec (A + 25º).

1
0
2
1/√2
3
1
4
√2
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