Evaluate
\frac{335}{13}\approx 25.769230769
Factor
\frac{5 \cdot 67}{13} = 25\frac{10}{13} = 25.76923076923077
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\frac{182+4}{13}+\frac{11\times 13+6}{13}
Multiply 14 and 13 to get 182.
\frac{186}{13}+\frac{11\times 13+6}{13}
Add 182 and 4 to get 186.
\frac{186}{13}+\frac{143+6}{13}
Multiply 11 and 13 to get 143.
\frac{186}{13}+\frac{149}{13}
Add 143 and 6 to get 149.
\frac{186+149}{13}
Since \frac{186}{13} and \frac{149}{13} have the same denominator, add them by adding their numerators.
\frac{335}{13}
Add 186 and 149 to get 335.
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y = 3x + 4
Arithmetic
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Matrix
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
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}