engineering recuitment DRDO CEPTAM STA B Tier I (Sr. Technical Assistant) Mock Test 2022 Quantitative Aptitude Trigonometry Circular Measure of Angles
cot246° - sec244° + (sin21° + sin23° + sin25° +...+ sin289°) இன் மதிப்பு என்ன ?
1
22.5
2
21.5
3
23.5
4
20.5