Casio fx-300ES PLUS Quick Start Manual page 4

Roots:
1. To calculate the square root of 25, press
s25=.
2. To calculate the cube root of 64, press
q^3$64=.
Storing Variables:
To store a value for any variable, press
by a variable, A – F. In this example, we will store a
value of 1 for the variable A.
1. Press 1qJz.
4
qJ
followed
COMP MODE
fx-300ES PLUS 2nd Edition Quick Start Guide