Question
Answer
$$35a^{10}-15a^7-45a^5\cdot35a^{10}=-1575a^{15}+35a^{10}-15a^7$$
Explanation
| $$ \begin{aligned}35a^{10}-15a^7-45a^5\cdot35a^{10}& \xlongequal{ }35a^{10}-15a^7-1575a^{15} \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}-1575a^{15}+35a^{10}-15a^7\end{aligned} $$ | |
| ① | Combine like terms: $$ -1575a^{15}+35a^{10}-15a^7 = -1575a^{15}+35a^{10}-15a^7 $$ |
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