Evaluate
18
Factor
2\times 3^{2}
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\frac{33}{\frac{2}{2}+\frac{1}{2}+\frac{1}{3}}
Convert 1 to fraction \frac{2}{2}.
\frac{33}{\frac{2+1}{2}+\frac{1}{3}}
Since \frac{2}{2} and \frac{1}{2} have the same denominator, add them by adding their numerators.
\frac{33}{\frac{3}{2}+\frac{1}{3}}
Add 2 and 1 to get 3.
\frac{33}{\frac{9}{6}+\frac{2}{6}}
Least common multiple of 2 and 3 is 6. Convert \frac{3}{2} and \frac{1}{3} to fractions with denominator 6.
\frac{33}{\frac{9+2}{6}}
Since \frac{9}{6} and \frac{2}{6} have the same denominator, add them by adding their numerators.
\frac{33}{\frac{11}{6}}
Add 9 and 2 to get 11.
33\times \frac{6}{11}
Divide 33 by \frac{11}{6} by multiplying 33 by the reciprocal of \frac{11}{6}.
\frac{33\times 6}{11}
Express 33\times \frac{6}{11} as a single fraction.
\frac{198}{11}
Multiply 33 and 6 to get 198.
18
Divide 198 by 11 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}