Evaluate
\frac{671}{34}\approx 19.735294118
Factor
\frac{11 \cdot 61}{2 \cdot 17} = 19\frac{25}{34} = 19.735294117647058
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\frac{187+4}{17}+\frac{68}{8}
Multiply 11 and 17 to get 187.
\frac{191}{17}+\frac{68}{8}
Add 187 and 4 to get 191.
\frac{191}{17}+\frac{17}{2}
Reduce the fraction \frac{68}{8} to lowest terms by extracting and canceling out 4.
\frac{382}{34}+\frac{289}{34}
Least common multiple of 17 and 2 is 34. Convert \frac{191}{17} and \frac{17}{2} to fractions with denominator 34.
\frac{382+289}{34}
Since \frac{382}{34} and \frac{289}{34} have the same denominator, add them by adding their numerators.
\frac{671}{34}
Add 382 and 289 to get 671.
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y = 3x + 4
Arithmetic
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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
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}