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1. |
If cos + sec = |
A. | 1 |
B. | <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td></tr><tr><td style="text-align: center;"> <span style=" text-decoration: overline;">2</span></td></tr></table> |
C. | 0 |
D. | |
E. | <span style=" text-decoration: overline;">2</span> |
Answer» D. | |