221k views
5 votes
12 can you do it so I can check my answer no need to explain

12 can you do it so I can check my answer no need to explain-example-1
User Juanita
by
7.5k points

1 Answer

3 votes

Given:


(2+i)(-3+5i)

apply the complex arithmetic rule,


(a+bi)(c+di)=(ac-bd)+(ad+bc)i
\begin{gathered} a=2 \\ b=1 \\ c=-3 \\ d=5 \end{gathered}

thus,


\begin{gathered} (2(-3)-1\cdot5)+(2\cdot5+1\cdot(-3))i \\ -11+7i \end{gathered}

User Mario Ishac
by
8.2k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories