1 |
3 |
2 |
3 |
3 | 125 |
tan80°-tan20°+tan(-60°) |
tan80°tan20° |
1 |
3 |
2 |
3 |
3 | 125 |
1 |
3 |
1 |
3 |
tan80°-tan20°+tan(-60°) |
tan80°tan20° |
tan(80°-20°)(1+tan80°tan20°)-tan(60°) |
tan80°tan20° |
| ||
tan80°tan20° |
3 |
1 |
2 |
0.1 |
1 |
3 |
5 |
9 |
4 |
3 |
1 |
2 |
| ||
2 |
1 |
2 |
27 |
4 |
1 |
4 |
2 |
y |
x |
2 |
3 |
1 |
2 |
1 |
2 |
1 |
3 |
1 |
6 |
5 |
6 |
1 |
2 |
3 |
6 | 12 |
3 |
| ||
e |
1 |
2 |
16 |
49 |
1 |
2 |
5 |
8 |
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