C CE ⌫ √ x² 7 8 9 × π 4 5 6 − e 1 2 3 + 10ˣ ± 0 . = log

sin cos tan ln eˣ sin⁻¹ cos⁻¹ tan⁻¹ log xʸ √ x² x! ¹⁄x |x| π e Rand % mod ( ) Deg Rad =