Teaching Haryana (HPSC) PGT Mock Test 2024 Mathematics Trigonometry Multiple and Sub-multiple Angles
What is the value of cos 18° - sin 18° ?
1
√2 sin27°
2
\(\rm 1 \over \sqrt 2\)sin27°
3
√2 cos27°
4
\(\rm 1 \over \sqrt 2\)cos27°
5
Question Not Attempted