Casio SERIES FX-9860G - Manual (Page 174)

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4-4 What to Do When an Error Occurs
u Error during coeffi cient value input
Press the J key to clear the error and return to the value that was registered for the
coeffi cient before you input the value that generated the error. Try inputting a new value
again.
u Error during calculation
Press the J key to clear the error and display the coeffi cient. Try inputting values for the
coeffi cients again.
k Clearing Equation Memories
1. Enter the equation calculation mode (SIML or POLY) you want to use and
perform the function key operation required for that mode.
• In the case of the SIML mode ( 1), use the function keys to specify the number
of unknowns.
• In the case of the POLY mode ( 2), use the function keys to specify the degree
of the polynomial.
• If you pressed 3(SOLV), advance directly to step 2.
2. Press 2(DEL).
3. Press 1(Yes) to delete the applicable equation memories or 6(No) to abort
the operation without deleting anything.
4-4-1
What to Do When an Error Occurs