| −1 | ||
cos(3x−π/2)= | ||
| 2 |
| 2π | 4π | |||
3x−π/2= | +2kπ ∨ 3x−π/2= | +2kπ | ||
| 3 | 3 |
| 7π | 11π | |||
3x= | +2kπ ∨ 3x= | +2kπ | ||
| 6 | 6 |
| 7π | 2kπ | 11π | 2kπ | |||||
x= | + | ∨ x= | + | |||||
| 18 | 3 | 18 | 3 |
| π | 1 | |||
cos(3x− | )=− | |||
| 2 | 2 |
| π | 2 | π | 2 | |||||
3x− | =− | π+2kπ v 3x− | π= | π+2kπ | ||||
| 2 | 3 | 2 | 3 |
| 5^2 | 52 |
| 2^{10} | 210 |
| a_2 | a2 |
| a_{25} | a25 |
| p{2} | √2 |
| p{81} | √81 |
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