Evaluate
4.4935
Factor
\frac{11 \cdot 19 \cdot 43}{2 ^ {4} \cdot 5 ^ {3}} = 4\frac{987}{2000} = 4.4935
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7.81-\left(0.7035+0.201\times 13\right)
Multiply 0.201 and 3.5 to get 0.7035.
7.81-\left(0.7035+2.613\right)
Multiply 0.201 and 13 to get 2.613.
7.81-3.3165
Add 0.7035 and 2.613 to get 3.3165.
4.4935
Subtract 3.3165 from 7.81 to get 4.4935.
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}