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NikAS [45]
4 years ago
12

What is the product? (9r-4)(-9r-4)

Mathematics
1 answer:
Naily [24]4 years ago
6 0
Product = sum of multiplication
If you expand the polynomial using the FOIL method you get the answer of:
-81r^2 + 16

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Plz help and Thank you :/
marin [14]

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ok that is correct because you start with 25 and then add 9 each week so 25+9w

Step-by-step explanation:

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75% of what number is 42?
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-----         -----
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6 0
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Fudgin [204]
<span> 3(x+2y)+5x−y+1
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3 0
4 years ago
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Determine if the following system of equations has no solutions, infinitely many
Lesechka [4]

Step-by-step explanation:

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