# How do you simplify #(-10i)(9i)+8#?

##### 3 Answers

Aug 8, 2018

#### Explanation:

First, do multiplication:

We know that

Simplify:

Hope this helps!

Aug 8, 2018

#### Explanation:

Aug 8, 2018

#### Explanation:

We can multiply first to now get

Recall that

Hope this helps!