Evaluate
\frac{3}{10}=0.3
Factor
\frac{3}{2 \cdot 5} = 0.3
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\frac{-16+13}{-19-\left(-9\right)}
The opposite of -13 is 13.
\frac{-3}{-19-\left(-9\right)}
Add -16 and 13 to get -3.
\frac{-3}{-19+9}
The opposite of -9 is 9.
\frac{-3}{-10}
Add -19 and 9 to get -10.
\frac{3}{10}
Fraction \frac{-3}{-10} can be simplified to \frac{3}{10} by removing the negative sign from both the numerator and the denominator.
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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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