Did very good on my last test, so I'll have to keep coming here for advice
How would I expand:
x2 - 5x +3x2 + 6x -3x - 15 -9x - 18
4x2 - 11x - 33 ?
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You need to expect that the product of 3 linear factors will be a cubic expression. You should get:
Ah I see how you did that now.
Thanks for clarifying.
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