5! = 120
3^4 = 81
sin(1) = 0.84147098
cos(5) = 0.28366219
sin(-2) = -0.90929743
cos(-10) = -0.83907153
sin(45°) = 0.70710678
e^2 = 7.3890561
ln(2) = 0.69314718
lg(3) = 0.47712126