Question
Answer
$$\dfrac{w-5}{w^2-5w}=\dfrac{1}{w}$$
Explanation
| $$ \begin{aligned}\frac{w-5}{w^2-5w}& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}\frac{1}{w}\end{aligned} $$ | |
| ① | Simplify $ \dfrac{w-5}{w^2-5w} $ to $ \dfrac{1}{w} $. Factor both the denominator and the numerator, then cancel the common factor. $\color{blue}{w-5}$. $$ \begin{aligned} \frac{w-5}{w^2-5w} & =\frac{ 1 \cdot \color{blue}{ \left( w-5 \right) }}{ w \cdot \color{blue}{ \left( w-5 \right) }} = \\[1ex] &= \frac{1}{w} \end{aligned} $$ |
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Simplify Rational Expressions