Evaluate
\frac{1}{21936950640377856}\approx 4.558518713 \cdot 10^{-17}
Factor
\frac{1}{2 ^ {21} \cdot 3 ^ {21}} = 4.558518712985422 \times 10^{-17}
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\frac{1}{6^{21}}
Use the rules of exponents to simplify the expression.
6^{21\left(-1\right)}
To raise a power to another power, multiply the exponents.
6^{-21}
Multiply 21 times -1.
\frac{1}{21936950640377856}
Raise 6 to the power -21.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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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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