Question
Answer
$$6i\cdot4i=-24$$
Explanation
Tap the blue circles to see an explanation.
| $$ \begin{aligned}6i\cdot4i& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}24i^2 \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle2}{\textcircled {2}} } }}}-24\end{aligned} $$ | |
| ① | $$ 6 i \cdot 4 i = 24 i^{1 + 1} = 24 i^2 $$ |
| ② | $$ 24i^2 = 24 \cdot (-1) = -24 $$ |
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