Casio Calculator fx-115ES User Manual

4.4

Out of 8 Ratings

Owner's of the Casio Calculator fx-115ES gave it a score of 4.4 out of 5. Here's how the scores stacked up:

  • Reliability

    4.38 out of 5

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    4.5 out of 5

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  • Performance

    4.5 out of 5

  • Ease of Use

    4.0 out of 5
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E-18
Example 2: sin (60) = (Angle Unit: Deg)
MATH
s60=
Math
Example 3: sin
–1
(0.5) = π (Angle Unit: Rad)
MATH
1s(sin
–1
)0.5=
Math
• The following are the calculations for which ' form (form that
includes ' within irrational number display) results can be
displayed.
a.Arithmetic calculations of values with square root symbol ('),
x
2
, x
3
, x
–1
b.Trigonometric function calculations
c.Complex number Abs calculations
d.CMPLX Mode polar coordinate display (r ∠
θ
)
The following are the input value ranges for which ' form is always
used for display of trigonometric calculation results.
Angle Unit
Input Value Range
Setting
Angle Value Input for ' Form
Calculation Result
Deg Units of 15° ȊxȊ < 9 × 10
9
Rad Multiples of π radians ȊxȊ < 20π
Gra Multiples of grads ȊxȊ < 10000
Calculation results may be displayed in decimal form for input values
outside of the above ranges.
k ' Form Calculation Range
Note
When performing complex number calculations in the CMPLX Mode,
the following conditions apply respectively to both the real part and
the imaginary part.
Results that include square root symbols can have up to two terms
(an integer term is also counted as a term).
' form calculation results use display formats like those shown
below.
1
6
± a'b , ± d ± a'b ,
±
a'b
±
d'e
cf
1
12
50
3
'3
2

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