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In this video it shows the lady turning a -2x into a 4x, How did she do that? It us just really confusing to me?
I just do not understand. Wouldn't it go to just 2x?
Update:
Can't see how to select best answer.. Thanks RealPro for the answer that helped me a great deal!
1 Answer
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- RealProLv 76 years ago
Yes, that is a slight mistake. Don't know how she missed that one that easily.
So in the end it should be 6x^3 + 5x^2 + 2x - 10
Best wishes!
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