Evaluate
\frac{1}{1000000000000000000000}= 10^{-21}
Factor
\frac{1}{2 ^ {21} \cdot 5 ^ {21}} = 1 \times 10^{-21}
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\frac{1}{10^{21}}
Rewrite 10^{-3} as 10^{-24}\times 10^{21}. Cancel out 10^{-24} in both numerator and denominator.
\frac{1}{1000000000000000000000}
Calculate 10 to the power of 21 and get 1000000000000000000000.
Examples
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Linear equation
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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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