Evaluate
\frac{55}{18}\approx 3.055555556
Factor
\frac{5 \cdot 11}{2 \cdot 3 ^ {2}} = 3\frac{1}{18} = 3.0555555555555554
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\frac{9\times 3+\frac{3}{2}\times 9^{-\frac{1}{2}}}{9}
Calculate the square root of 9 and get 3.
\frac{27+\frac{3}{2}\times 9^{-\frac{1}{2}}}{9}
Multiply 9 and 3 to get 27.
\frac{27+\frac{3}{2}\times \frac{1}{3}}{9}
Calculate 9 to the power of -\frac{1}{2} and get \frac{1}{3}.
\frac{27+\frac{1}{2}}{9}
Multiply \frac{3}{2} and \frac{1}{3} to get \frac{1}{2}.
\frac{\frac{55}{2}}{9}
Add 27 and \frac{1}{2} to get \frac{55}{2}.
\frac{55}{2\times 9}
Express \frac{\frac{55}{2}}{9} as a single fraction.
\frac{55}{18}
Multiply 2 and 9 to get 18.
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}