Evaluate
2
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2
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\frac{3+31}{17}
Since \frac{3}{17} and \frac{31}{17} have the same denominator, add them by adding their numerators.
\frac{34}{17}
Add 3 and 31 to get 34.
2
Divide 34 by 17 to get 2.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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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
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Limits
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