| π | √2 | 5π | π | |||||
|sin(x+ | )|≤ | dla x ∊<0,2π>, czy odpowiedź to x∊<− | , | > ? | ||||
| 6 | 2 | 12 | 12 |
źle,
y=|sin(x)|
| √2 | ||
y= | ||
| 2 |
| π | √2 | |||
|sin(x+ | |≤ | |||
| 6 | 2 |
| π | π | 3π | π | |||||
0+kπ≤x+ | ≤ | +kπ lub | +kπ≤x+ | ≤π+kπ | ||||
| 6 | 4 | 4 | 6 |
| π | π | π | π | 3π | π | |||||||
− | +kπ≤x≤− | + | +kπ lub − | + | +kπ≤x≤− | +π+kπ | ||||||
| 6 | 6 | 4 | 6 | 4 | 6 |
| π | π | π | π | 3π | π | |||||||
− | ≤x≤− | + | lub − | + | ≤x≤− | +π | ||||||
| 6 | 6 | 4 | 6 | 4 | 6 |
| π | 7 | 5 | ||||
0≤x≤ | (ujemne odrzuciłam) lub | π≤x≤ | π | |||
| 12 | 12 | 6 |
| π | π | π | π | 5π | π | |||||||
− | +π≤x≤− | + | +π lub − | + | +π≤x≤− | +π+π | ||||||
| 6 | 6 | 4 | 6 | 4 | 6 |
| 5 | 13 | 19 | 11 | ||||
π ≤x≤ | π lub | π≤x≤ | π | ||||
| 6 | 12 | 12 | 6 |
| π | 7 | 13 | 19 | 11 | ||||||
0≤x≤ | lub | π≤x≤ | π (połączyłam przedziały) lub | π≤x≤ | π | |||||
| 12 | 12 | 12 | 12 | 6 |