Evaluate
0.0039
Factor
\frac{3 \cdot 13}{2 ^ {4} \cdot 5 ^ {4}} = 0.0039
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1.3\times \frac{1}{100000}\times 6\times 50
Calculate 10 to the power of -5 and get \frac{1}{100000}.
\frac{13}{1000000}\times 6\times 50
Multiply 1.3 and \frac{1}{100000} to get \frac{13}{1000000}.
\frac{39}{500000}\times 50
Multiply \frac{13}{1000000} and 6 to get \frac{39}{500000}.
\frac{39}{10000}
Multiply \frac{39}{500000} and 50 to get \frac{39}{10000}.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
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Linear equation
y = 3x + 4
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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
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}