Evaluate
-\frac{81}{16}=-5.0625
Factor
-\frac{81}{16} = -5\frac{1}{16} = -5.0625
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-\left(-\frac{2+1}{2}\right)^{4}
Multiply 1 and 2 to get 2.
-\left(-\frac{3}{2}\right)^{4}
Add 2 and 1 to get 3.
-\frac{81}{16}
Calculate -\frac{3}{2} to the power of 4 and get \frac{81}{16}.
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
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Limits
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