Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test Quantitative Aptitude Trigonometry Circular Measure of Angles
Find the value of sin260° + cos230° - sin245° - 3sin290°.
1
-2
2
\(-1\frac{3}{4}\)
3
\(-2 \frac{1}{2}\)
4
More than one of the above
5
None of the above