1 | ||
cos2α = 1 − ( | )2 | |
3 |
8 | ||
cos2α = | . | |
9 |
sinα | ||
tgα = | . | |
cosα |
sin2α | ||
tg2α = | . | |
cos2α |
| ||||||||
tg2α = | ||||||||
|
1 | ||
tg2α = | ||
8 |
1 | ||
tg2α= | ||
8 |
1 | 1 | √2 | ||||
tgα=√ | = | = | ... a znak sobie ustal − ![]() | |||
8 | 2√2 | 4 |
5^2 | 52 |
2^{10} | 210 |
a_2 | a2 |
a_{25} | a25 |
p{2} | √2 |
p{81} | √81 |
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