I am getting a different answer -2+9i
i dont understand how they got the answers
I don't understand where the 3 comes from as a new numerator
Need help understanding solution
how did you get 15=6k? don't you add 3 to 18?
I don't understand how to get from step 5 to step 6. Where does 1679616 come from?
How do you 2 to the power of 8
what does the dot mean at 2sq.3
Factor out the gcf