Evaluate
\frac{1}{1440}\approx 0.000694444
Factor
\frac{1}{2 ^ {5} \cdot 3 ^ {2} \cdot 5} = 0.0006944444444444445
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\frac{1}{4\times 5\times 2^{3}\times 3^{2}}
Cancel out 2^{3}\times 3^{2}\times 4^{2}\times 5^{2} in both numerator and denominator.
\frac{1}{20\times 2^{3}\times 3^{2}}
Multiply 4 and 5 to get 20.
\frac{1}{20\times 8\times 3^{2}}
Calculate 2 to the power of 3 and get 8.
\frac{1}{160\times 3^{2}}
Multiply 20 and 8 to get 160.
\frac{1}{160\times 9}
Calculate 3 to the power of 2 and get 9.
\frac{1}{1440}
Multiply 160 and 9 to get 1440.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometry
4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
Arithmetic
699 * 533
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
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}