Question
Answer
$$-(6x-4)^2=-36x^2+48x-16$$
Explanation
| $$ \begin{aligned}-(6x-4)^2& \xlongequal{ }-(36x^2-48x+16) \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}-36x^2+48x-16\end{aligned} $$ | |
| ① | Remove the parentheses by changing the sign of each term within them. $$ - \left(36x^2-48x+16 \right) = -36x^2+48x-16 $$ |
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