Evaluate
-\frac{2}{5}=-0.4
Factor
-\frac{2}{5} = -0.4
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\frac{-1+5}{-7-3}
Divide 9 by -9 to get -1.
\frac{4}{-7-3}
Add -1 and 5 to get 4.
\frac{4}{-10}
Subtract 3 from -7 to get -10.
-\frac{2}{5}
Reduce the fraction \frac{4}{-10} to lowest terms by extracting and canceling out 2.
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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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