Evaluate
\frac{z-6}{z+4}
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\frac{z-6}{z+4}
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\frac{\left(z-6\right)\left(z-1\right)}{\left(z-1\right)\left(z+4\right)}
Factor the expressions that are not already factored.
\frac{z-6}{z+4}
Cancel out z-1 in both numerator and denominator.
\frac{\left(z-6\right)\left(z-1\right)}{\left(z-1\right)\left(z+4\right)}
Factor the expressions that are not already factored.
\frac{z-6}{z+4}
Cancel out z-1 in both numerator and denominator.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometry
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Linear equation
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
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Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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