Saved Bookmarks
| 1. |
2tan^2 45°+cos^2 30°-sin^2 60° Evaluate |
|
Answer» ong>ANSWER: tan45° = 1 cos30° = root 3 / 2 Sun 60° = root 3/2 now put these value in equ. 2 × 1 + 3 / 4 - 3/4 = 2 |
|