railway RRB Technician Grade 3 Mock Test 2024 Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
ଯଦି sinA + cosecA = 2, ତେବେ cot(A - 15°) ର ମୂଲ୍ୟ କ’ଣ?
1
(√5 - 1) / (√5 + 1)
2
(√7 - 1) / (√7 + 1)
3
(√3 + 1) / (√3 - 1)
4
(√3 - 1) / (√3 + 1)