Casio fx-CG50 Getting Started page 6

Run-Matrix (Calculations) [Option 1]
Changing the mode for calculations
Once you have reset your calculator most things will be automatically set up how you need them.
If you are doing a calculation and you do need to change between degrees and radians mode, for example, you can
do this by pressing Lp which takes you to the SETUP screen. Scroll down to find the ANGLE option and you
can choose degrees or radians here.
Feature Useful for...
Typing in logarithms
which are not base 10.
Typing in modulus
functions.
Checking answers if you
have to find "the value of
when
Checking answers if you
have to find "the value of
when
Checking answers for
definite integration (with
limits).
Checking answers if you
are working out the sum
to n terms of a series.
Checking solutions to
quadratics, cubics, trig
Page | 6
Steps / key presses
Go to the
pressing r, and then press w
Go to the
pressing r, and then press e
Go to the
pressing r, and then press r
again
x =..."
Go to the
pressing r, and then press y
=..."
x
Go to the
pressing r, and then press u
to go to the next page of options,
the select the integral function by
pressing q
Go to the
pressing r, and then press u
to go to the next page of options,
the select the "sum" function by
pressing w
Press ir to get into the
menu by
menu by
menu by
menu by
menu by
menu by
menu. From here press
Screen
Solving a quadratic example