Evaluate
-\frac{36}{11}\approx -3.272727273
Factor
-\frac{36}{11} = -3\frac{3}{11} = -3.272727272727273
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-\frac{8}{11}-\frac{2\times 11+6}{11}
Fraction \frac{-8}{11} can be rewritten as -\frac{8}{11} by extracting the negative sign.
-\frac{8}{11}-\frac{22+6}{11}
Multiply 2 and 11 to get 22.
-\frac{8}{11}-\frac{28}{11}
Add 22 and 6 to get 28.
\frac{-8-28}{11}
Since -\frac{8}{11} and \frac{28}{11} have the same denominator, subtract them by subtracting their numerators.
-\frac{36}{11}
Subtract 28 from -8 to get -36.
Examples
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{ 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}