sin cos tan Deg Rad 7 8 9 + MS

sin^-1 cos^-1 tan^-1 π e 4 5 6 – M+

x^y x³ x² e^x 10^x 1 2 3 × M-

^y√x ³√x √x ln log 0 . EXP ÷ MR

( ) 1/x % n! ± RND C = MC