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Likurg_2 [28]
4 years ago
12

Use the foil method to find the product (r-9)(r+4)

Mathematics
1 answer:
Rashid [163]4 years ago
3 0
(r-9)(r+4)
r^2+4r-9r+36
r^2-5r+36
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Answer:

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Step-by-step explanation:

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3 years ago
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