x | -1 | -(√3)/2 | -1/(√2) | -1/2 | 0 | 1/2 | 1/(√2) | (√3)/2 | 1 |
arcsin x | -π/2 | -π/3 | -π/4 | -π/6 | 0 | π/6 | π/4 | π/3 | π/2 |
arccos x | π | 5π/6 | 3π/4 | 2π/3 | π/2 | π/3 | π/4 | π/6 | 0 |
x | -∞ | -√3 | -1 | -1/(√3) | 0 | 1/(√3) | 1 | √3 | +∞ |
arctan x | -π/2 | -π/3 | -π/4 | -π/6 | 0 | π/6 | π/4 | π/3 | π/2 |