sin cos tan π sin⁻¹ cos⁻¹ tan⁻¹ e sinh cosh tanh xʸ ln log log₂ exp √ x² n! 1/x sec csc cot x³ ∛ ( ) % CE AC ⌫ ÷ 7 8 9 × 4 5 6 − 1 2 3 + ± 0 . =