Casio FX260HA Training Manual - Page 9
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FX 260 Training guide
Logarithmic Functions
You can find logarithms, natural logarithms, and antilogarithms.
[log]
[ln]
x
[SHIFT] [10
]
x
[SHIFT] [e
]
References the Casio FX-260 Solar User's Guide
Calculates the common logarithm of the displayed value.
[100] [log]
Calculates the natural logarithm (base e) of the displayed value.
[90] [ln]
Calculates the common antilogarithm of the displayed value,
which is 10 raised to the power of the value.
x
[2] [SHIFT] [10
]
Calculates the natural antilogarithm of the displayed value, which
is e raised to the power of the value.
x
[1] [SHIFT] [e
]
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Casio FX-260 Scientific calculator