20 Most Recent Casio MJ-120T-W Electronic Calculator BIG DISPLAY Solar Tax Calculator - Page 4 Questions & Answers


Graphical memory error, probably. You are using too many points (values ) of the x-variable. The step (increment) is too small.

Casio Office... | Answered on Sep 22, 2018


Try to understand the theory from your math books. Do some examples. Then try to use the calculator.

Casio Office... | Answered on Sep 22, 2018


Your angle unit is set to radians, while on the other calculators it is in degrees. Change the angle unit to degrees.

Casio Office... | Answered on Sep 22, 2018


You cannot. It is just a scientific calculator not a scientific graphing calculator.

Casio Office... | Answered on Sep 14, 2018


From the original manual of the SF 4000

"If you forget your password, there is no way to recover it or to access the Secret data. You can only Reset to clear the entire memory and start again.
To change an existing password, enter Secret mode and then press Clear and then the Secret key. The password XXXXX appear. Press Function then select 1 - Edit to edit the password, then press the Secretkey again when finished editing to save the change.
The data item editing menu has an option to move individual items in or out of Secret mode"

Casio Office... | Answered on Aug 16, 2018


To set a Tax Percent rate, first, turn the calculator OFF and then turn it ON.

Press and hold the [%]key.

Casio Office... | Answered on Aug 16, 2018

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