Question
Answer
$$-3\sqrt{121}+7=-26$$
Explanation
| $$ \begin{aligned}-3\sqrt{121}+7& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}-33+7 \xlongequal{ } \\[1 em] & \xlongequal{ }-26\end{aligned} $$ | |
| ① | $$ - 3 \sqrt{121} = -3 \cdot 11 = -33 $$ |
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