x | 0 | π/6 | π/4 | π/3 | π/2 | π | 2 π |
cos(x) | 1 | 3/2 | 2/2 | 1/2 | 0 | -1 | 1 |
sin(x) | 0 | 1/2 | 2/2 | 3/2 | 1 | 0 | 0 |
Exercice
21
Équations du second degré ... 5
Équations du second degré ... 5
x | 0 | π/6 | π/4 | π/3 | π/2 | π | 2 π |
cos(x) | 1 | 3/2 | 2/2 | 1/2 | 0 | -1 | 1 |
sin(x) | 0 | 1/2 | 2/2 | 3/2 | 1 | 0 | 0 |