Evaluate
81
Factor
3^{4}
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-36\left(-\frac{9}{4}\right)
Divide -36 by -\frac{4}{9} by multiplying -36 by the reciprocal of -\frac{4}{9}.
\frac{-36\left(-9\right)}{4}
Express -36\left(-\frac{9}{4}\right) as a single fraction.
\frac{324}{4}
Multiply -36 and -9 to get 324.
81
Divide 324 by 4 to get 81.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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Matrix
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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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