Question
Answer
$$2i\cdot99+11i\cdot24+4i\cdot39+9i\cdot13=735i$$
Explanation
Tap the blue circles to see an explanation.
| $$ \begin{aligned}2i\cdot99+11i\cdot24+4i\cdot39+9i\cdot13& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} \htmlClass{explanationCircle explanationCircle2}{\textcircled {2}} \htmlClass{explanationCircle explanationCircle3}{\textcircled {3}} \htmlClass{explanationCircle explanationCircle4}{\textcircled {4}} } }}}198i+264i+156i+117i \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle5}{\textcircled {5}} } }}}735i\end{aligned} $$ | |
| ① | $$ 2 i \cdot 99 = 198 i $$ |
| ② | $$ 11 i \cdot 24 = 264 i $$ |
| ③ | $$ 4 i \cdot 39 = 156 i $$ |
| ④ | $$ 9 i \cdot 13 = 117 i $$ |
| ⑤ | Combine like terms: $$ \color{blue}{198i} + \color{red}{264i} + \color{green}{156i} + \color{green}{117i} = \color{green}{735i} $$ |
This page was created using
Complex Expression calculator