Evaluate
\frac{\left(w-1\right)^{2}}{w\left(w-2\right)}
Expand
\frac{w^{2}-2w+1}{w\left(w-2\right)}
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\frac{\frac{8w}{w}-\frac{8}{w}}{8-\frac{8}{w-1}}
To add or subtract expressions, expand them to make their denominators the same. Multiply 8 times \frac{w}{w}.
\frac{\frac{8w-8}{w}}{8-\frac{8}{w-1}}
Since \frac{8w}{w} and \frac{8}{w} have the same denominator, subtract them by subtracting their numerators.
\frac{\frac{8w-8}{w}}{\frac{8\left(w-1\right)}{w-1}-\frac{8}{w-1}}
To add or subtract expressions, expand them to make their denominators the same. Multiply 8 times \frac{w-1}{w-1}.
\frac{\frac{8w-8}{w}}{\frac{8\left(w-1\right)-8}{w-1}}
Since \frac{8\left(w-1\right)}{w-1} and \frac{8}{w-1} have the same denominator, subtract them by subtracting their numerators.
\frac{\frac{8w-8}{w}}{\frac{8w-8-8}{w-1}}
Do the multiplications in 8\left(w-1\right)-8.
\frac{\frac{8w-8}{w}}{\frac{8w-16}{w-1}}
Combine like terms in 8w-8-8.
\frac{\left(8w-8\right)\left(w-1\right)}{w\left(8w-16\right)}
Divide \frac{8w-8}{w} by \frac{8w-16}{w-1} by multiplying \frac{8w-8}{w} by the reciprocal of \frac{8w-16}{w-1}.
\frac{8\left(w-1\right)^{2}}{8w\left(w-2\right)}
Factor the expressions that are not already factored.
\frac{\left(w-1\right)^{2}}{w\left(w-2\right)}
Cancel out 8 in both numerator and denominator.
\frac{w^{2}-2w+1}{w^{2}-2w}
Expand the expression.
\frac{\frac{8w}{w}-\frac{8}{w}}{8-\frac{8}{w-1}}
To add or subtract expressions, expand them to make their denominators the same. Multiply 8 times \frac{w}{w}.
\frac{\frac{8w-8}{w}}{8-\frac{8}{w-1}}
Since \frac{8w}{w} and \frac{8}{w} have the same denominator, subtract them by subtracting their numerators.
\frac{\frac{8w-8}{w}}{\frac{8\left(w-1\right)}{w-1}-\frac{8}{w-1}}
To add or subtract expressions, expand them to make their denominators the same. Multiply 8 times \frac{w-1}{w-1}.
\frac{\frac{8w-8}{w}}{\frac{8\left(w-1\right)-8}{w-1}}
Since \frac{8\left(w-1\right)}{w-1} and \frac{8}{w-1} have the same denominator, subtract them by subtracting their numerators.
\frac{\frac{8w-8}{w}}{\frac{8w-8-8}{w-1}}
Do the multiplications in 8\left(w-1\right)-8.
\frac{\frac{8w-8}{w}}{\frac{8w-16}{w-1}}
Combine like terms in 8w-8-8.
\frac{\left(8w-8\right)\left(w-1\right)}{w\left(8w-16\right)}
Divide \frac{8w-8}{w} by \frac{8w-16}{w-1} by multiplying \frac{8w-8}{w} by the reciprocal of \frac{8w-16}{w-1}.
\frac{8\left(w-1\right)^{2}}{8w\left(w-2\right)}
Factor the expressions that are not already factored.
\frac{\left(w-1\right)^{2}}{w\left(w-2\right)}
Cancel out 8 in both numerator and denominator.
\frac{w^{2}-2w+1}{w^{2}-2w}
Expand the expression.
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}