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R² plus r-20 equals 0

Updated: 4/28/2022
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14y ago

Best Answer

r2 + r - 20 = 0
(r + 5)(r - 4) = 0
r + 5 = 0 or r - 4 = 0
r = -5 or r = 4

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14y ago
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Q: R² plus r-20 equals 0
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