Evaluate
\frac{1}{257}\approx 0.003891051
Factor
\frac{1}{257} = 0.0038910505836575876
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\frac{255}{65536-1}
Calculate 4 to the power of 8 and get 65536.
\frac{255}{65535}
Subtract 1 from 65536 to get 65535.
\frac{1}{257}
Reduce the fraction \frac{255}{65535} to lowest terms by extracting and canceling out 255.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
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Matrix
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Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
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