Evaluate
\frac{2\left(x-2\right)^{2}}{\left(x-3\right)\left(x-1\right)}
Factor
\frac{2\left(x-2\right)^{2}}{\left(x-3\right)\left(x-1\right)}
Graph
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\frac{2}{\frac{2\left(x-2\right)}{x-2}+\frac{2}{x-2}}+\frac{2}{2-\frac{2}{x-2}}
To add or subtract expressions, expand them to make their denominators the same. Multiply 2 times \frac{x-2}{x-2}.
\frac{2}{\frac{2\left(x-2\right)+2}{x-2}}+\frac{2}{2-\frac{2}{x-2}}
Since \frac{2\left(x-2\right)}{x-2} and \frac{2}{x-2} have the same denominator, add them by adding their numerators.
\frac{2}{\frac{2x-4+2}{x-2}}+\frac{2}{2-\frac{2}{x-2}}
Do the multiplications in 2\left(x-2\right)+2.
\frac{2}{\frac{2x-2}{x-2}}+\frac{2}{2-\frac{2}{x-2}}
Combine like terms in 2x-4+2.
\frac{2\left(x-2\right)}{2x-2}+\frac{2}{2-\frac{2}{x-2}}
Divide 2 by \frac{2x-2}{x-2} by multiplying 2 by the reciprocal of \frac{2x-2}{x-2}.
\frac{2\left(x-2\right)}{2\left(x-1\right)}+\frac{2}{2-\frac{2}{x-2}}
Factor the expressions that are not already factored in \frac{2\left(x-2\right)}{2x-2}.
\frac{x-2}{x-1}+\frac{2}{2-\frac{2}{x-2}}
Cancel out 2 in both numerator and denominator.
\frac{x-2}{x-1}+\frac{2}{\frac{2\left(x-2\right)}{x-2}-\frac{2}{x-2}}
To add or subtract expressions, expand them to make their denominators the same. Multiply 2 times \frac{x-2}{x-2}.
\frac{x-2}{x-1}+\frac{2}{\frac{2\left(x-2\right)-2}{x-2}}
Since \frac{2\left(x-2\right)}{x-2} and \frac{2}{x-2} have the same denominator, subtract them by subtracting their numerators.
\frac{x-2}{x-1}+\frac{2}{\frac{2x-4-2}{x-2}}
Do the multiplications in 2\left(x-2\right)-2.
\frac{x-2}{x-1}+\frac{2}{\frac{2x-6}{x-2}}
Combine like terms in 2x-4-2.
\frac{x-2}{x-1}+\frac{2\left(x-2\right)}{2x-6}
Divide 2 by \frac{2x-6}{x-2} by multiplying 2 by the reciprocal of \frac{2x-6}{x-2}.
\frac{x-2}{x-1}+\frac{2\left(x-2\right)}{2\left(x-3\right)}
Factor the expressions that are not already factored in \frac{2\left(x-2\right)}{2x-6}.
\frac{x-2}{x-1}+\frac{x-2}{x-3}
Cancel out 2 in both numerator and denominator.
\frac{\left(x-2\right)\left(x-3\right)}{\left(x-3\right)\left(x-1\right)}+\frac{\left(x-2\right)\left(x-1\right)}{\left(x-3\right)\left(x-1\right)}
To add or subtract expressions, expand them to make their denominators the same. Least common multiple of x-1 and x-3 is \left(x-3\right)\left(x-1\right). Multiply \frac{x-2}{x-1} times \frac{x-3}{x-3}. Multiply \frac{x-2}{x-3} times \frac{x-1}{x-1}.
\frac{\left(x-2\right)\left(x-3\right)+\left(x-2\right)\left(x-1\right)}{\left(x-3\right)\left(x-1\right)}
Since \frac{\left(x-2\right)\left(x-3\right)}{\left(x-3\right)\left(x-1\right)} and \frac{\left(x-2\right)\left(x-1\right)}{\left(x-3\right)\left(x-1\right)} have the same denominator, add them by adding their numerators.
\frac{x^{2}-3x-2x+6+x^{2}-x-2x+2}{\left(x-3\right)\left(x-1\right)}
Do the multiplications in \left(x-2\right)\left(x-3\right)+\left(x-2\right)\left(x-1\right).
\frac{2x^{2}-8x+8}{\left(x-3\right)\left(x-1\right)}
Combine like terms in x^{2}-3x-2x+6+x^{2}-x-2x+2.
\frac{2x^{2}-8x+8}{x^{2}-4x+3}
Expand \left(x-3\right)\left(x-1\right).
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}