Casio SERIES FX-9860G - Manual (Page 544)

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u To change −2X 2 + 1 to −2X 2 + 2 (by overwriting the b key with the c key)
1. This will display the b key editing screen.
2. Press 2(OVW).
3. Press c.
• This will overwrite the b key with the c key
and display the guide creation screen from the
next key (
w key).
u To edit an n-key operation comment
1. This will display the - key editing screen.
2. Press 3(NOTE).
3. Edit the comment and then press w.
• This will display the guide creation screen from
the - key.
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eActivity Guide