fx-82MS fx-82TL fx-9860GII TI-83
sin-1
On a Casio calculator you can calculate the inverse sine
sin-1 D SHIFT sin
or via the CATALOG as
CATALOG P
INPUT SHIFT 4 sin⁻¹ F1
Example 1
To calculate sin-1(1) = 90°
sin-1 D SHIFT sin sin-1 1 EXE sin-1 1 90
Example 2
To calculate sin-1(0.56) = 0.5943858
sin-1 D SHIFT sin · 5 6 EXE sin-1 .56 0.5943858