RPN fight!
Task one ... solve tggzzz's example:
RPN: <2> <ENTER> <3> <*> <+> (5 keystrokes)
modern casio: <1> <+> <2> <*> <3> <=> (6 keystrokes) Note: older pre VPAM ones will get this wrong.
Task two ... solve this for 4 different values: x^2+3
RPN:
<prgrm> <lbl> <c> <2> <pow> <3> <+> <rtn>
<1> <xeq> <c>
<2> <xeq> <c>
<3> <xeq> <c>
<4> <xeq> <c>
Alg:
Fuck off
Casio:
menu this menu that, fuck around, input, read manual, fire up excel and do it there.