Root key
Press any number x, MEJ, any number y and EJ to
display the y root of x.
Rectangular to polar key
To convert displayed rectangular coordinates to polar
coordinates, press MME).
Polar to rectangular key
To convert displayed polar coordinates to rectangular
coordinates, press [S#F)P=A).
Percent key
To find a percent of a displayed A
As the cor-
rect numbers for the percent and mr) £4).
Random number key
Press
to generate a random number between
0.000 and 0.999.
fe] Permutation key
Combination key
Press
to perform combination calculations.
Statistical keys (Use in the SD or LR mode
only)
Statistical register clear key
Before beginning statistical calculations, press
to clear the statistical registers.
(bara),
Data entry and delete keys
In the SD and LR modes, enter data by pressing the
correct numbers and
after each piece of data. If
you enter incorrect data and don't notice your mistake
until after you have pressed [bat], enter the same incor-
rect data and then press
to delete the data.
.9.