Question
Answer
$$x^2r\cdot9x^7y^5=9rx^9y^5$$
Explanation
| $$ \begin{aligned}x^2r\cdot9x^7y^5& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}9rx^9y^5\end{aligned} $$ | |
| ① | $$ x^2 r \cdot 9 x^7 y^5 = 9 r x^{2 + 7} y^{5} = 9 r x^9 y^5 $$ |
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Simplify Rational Expressions