How do you simplify #(-2i)(-6i)(4i)#?
1 Answer
Jan 12, 2017
Explanation:
#color(orange)"Reminder " color(red)(bar(ul(|color(white)(2/2)color(black)(i^2=(sqrt(-1))^2=-1)color(white)(2/2)|)))# We can find the product of the first pair.
#"That is " (-2i)(-6i)=12i^2=-12#
#"Then " -12(4i)=-48i#