Evaluate
-\frac{6}{7}\approx -0.857142857
Factor
-\frac{6}{7} = -0.8571428571428571
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\frac{7+5}{-11-3}
The opposite of -5 is 5.
\frac{12}{-11-3}
Add 7 and 5 to get 12.
\frac{12}{-14}
Subtract 3 from -11 to get -14.
-\frac{6}{7}
Reduce the fraction \frac{12}{-14} to lowest terms by extracting and canceling out 2.
Examples
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y = 3x + 4
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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
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