SOLUTION: Use the FOIL method to find the product. (9Z-U)(7Z+U)

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Question 190844: Use the FOIL method to find the product. (9Z-U)(7Z+U)
Answer by checkley75(3666) About Me  (Show Source):
You can put this solution on YOUR website!
(9Z-U)
(7Z+U)
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63z^2+9zu-7zu-u^2
63z^2+2zu-u^2 ans.