Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
If p sin A - cos A = 1, then p2 - (1 + p2) cos A equals:
1
1
2
-1
3
2
4
More than one of the above
5
None of the above