Evaluate
-\frac{131}{10}=-13.1
Factor
-\frac{131}{10} = -13\frac{1}{10} = -13.1
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\frac{19}{10}-\frac{150}{10}
Convert 15 to fraction \frac{150}{10}.
\frac{19-150}{10}
Since \frac{19}{10} and \frac{150}{10} have the same denominator, subtract them by subtracting their numerators.
-\frac{131}{10}
Subtract 150 from 19 to get -131.
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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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