Evaluate
\frac{490500}{13}\approx 37730.769230769
Factor
\frac{109 \cdot 2 ^ {2} \cdot 3 ^ {2} \cdot 5 ^ {3}}{13} = 37730\frac{10}{13} = 37730.769230769234
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\frac{490.5}{1.3\times 10^{-2}}
Multiply 50 and 9.81 to get 490.5.
\frac{490.5}{1.3\times \frac{1}{100}}
Calculate 10 to the power of -2 and get \frac{1}{100}.
\frac{490.5}{\frac{13}{1000}}
Multiply 1.3 and \frac{1}{100} to get \frac{13}{1000}.
490.5\times \frac{1000}{13}
Divide 490.5 by \frac{13}{1000} by multiplying 490.5 by the reciprocal of \frac{13}{1000}.
\frac{490500}{13}
Multiply 490.5 and \frac{1000}{13} to get \frac{490500}{13}.
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{ x } ^ { 2 } - 4 x - 5 = 0
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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}