im stuck on how to factor out the i.
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Originally Posted by skystar im stuck on how to factor out the i. Try rewriting the expression. I'll give you a jump start: .
My next hint is that .
I'm not quite sure that you can indeed factor out an i, but at least you can simplify the expression and get it in the form . Hope this helped you out a little bit!
Why do you want to factor out an ? Factor: .
We have: .
Factor out 12: .
Factor by grouping: . . . Therefore: .
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