Evaluate
-\frac{107}{8}=-13.375
Factor
-\frac{107}{8} = -13\frac{3}{8} = -13.375
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\frac{9}{4}-\left(\frac{2}{5}\right)^{-3}
Calculate \frac{2}{3} to the power of -2 and get \frac{9}{4}.
\frac{9}{4}-\frac{125}{8}
Calculate \frac{2}{5} to the power of -3 and get \frac{125}{8}.
-\frac{107}{8}
Subtract \frac{125}{8} from \frac{9}{4} to get -\frac{107}{8}.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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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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