Evaluate
\frac{1}{9}\approx 0.111111111
Factor
\frac{1}{3 ^ {2}} = 0.1111111111111111
Quiz
Arithmetic
5 problems similar to:
( \frac { 8 } { 5 } - \frac { 1 } { 1 } ) \cdot \frac { 5 } { 27 }
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\left(\frac{8}{5}-1\right)\times \frac{5}{27}
Divide 1 by 1 to get 1.
\left(\frac{8}{5}-\frac{5}{5}\right)\times \frac{5}{27}
Convert 1 to fraction \frac{5}{5}.
\frac{8-5}{5}\times \frac{5}{27}
Since \frac{8}{5} and \frac{5}{5} have the same denominator, subtract them by subtracting their numerators.
\frac{3}{5}\times \frac{5}{27}
Subtract 5 from 8 to get 3.
\frac{3\times 5}{5\times 27}
Multiply \frac{3}{5} times \frac{5}{27} by multiplying numerator times numerator and denominator times denominator.
\frac{3}{27}
Cancel out 5 in both numerator and denominator.
\frac{1}{9}
Reduce the fraction \frac{3}{27} to lowest terms by extracting and canceling out 3.
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}