1 Press + [ F1 ], to enter Y=   2 It will show
  3 Press softkey [ F2 ] and type the function you wish
  4 and press [ ENTER ]
    5 Press + [ F5 ], for TABLESET   6 Set parameters and press F6 , for OK
  7 Press + [ F6 ], for TABLE   8 It will show the table

for the function y=x+1   It can support multiples functions in the same table. If you wish work with more than one function repeatd ADD, as in the step 2.  