Evaluate
\frac{513}{64000\pi ^{2}}\approx 0.000812153
Quiz
Arithmetic
\frac{ 3 \cdot 2 \cdot 19 \cdot 36 \times { 10 }^{ -3 } }{ 8 { \pi }^{ 2 } 2 \cdot 32 }
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\frac{3\times 9\times 19\times 10^{-3}}{2\times 32\pi ^{2}}
Cancel out 2\times 4 in both numerator and denominator.
\frac{27\times 19\times 10^{-3}}{2\times 32\pi ^{2}}
Multiply 3 and 9 to get 27.
\frac{513\times 10^{-3}}{2\times 32\pi ^{2}}
Multiply 27 and 19 to get 513.
\frac{513\times \frac{1}{1000}}{2\times 32\pi ^{2}}
Calculate 10 to the power of -3 and get \frac{1}{1000}.
\frac{\frac{513}{1000}}{2\times 32\pi ^{2}}
Multiply 513 and \frac{1}{1000} to get \frac{513}{1000}.
\frac{\frac{513}{1000}}{64\pi ^{2}}
Multiply 2 and 32 to get 64.
\frac{513}{1000\times 64\pi ^{2}}
Express \frac{\frac{513}{1000}}{64\pi ^{2}} as a single fraction.
\frac{513}{64000\pi ^{2}}
Multiply 1000 and 64 to get 64000.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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4 \sin \theta \cos \theta = 2 \sin \theta
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y = 3x + 4
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699 * 533
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\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
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}