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9x2 + 6x + 1 = 9x2 + 3x + 3x + 1 = 3x(3x + 1) + 1(3x + 1) = (3x + 1)(3x + 1) or (3x +1)2

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12y ago
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8y ago

(3x + 1)(3x + 1)

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Q: How do you factor 9x squared plus 6x plus 1?
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