Evaluate
\frac{39}{7}\approx 5.571428571
Factor
\frac{3 \cdot 13}{7} = 5\frac{4}{7} = 5.571428571428571
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\frac{116}{7}-\frac{77}{7}
Convert 11 to fraction \frac{77}{7}.
\frac{116-77}{7}
Since \frac{116}{7} and \frac{77}{7} have the same denominator, subtract them by subtracting their numerators.
\frac{39}{7}
Subtract 77 from 116 to get 39.
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y = 3x + 4
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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
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