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3x2 + 30x + 48 is a quadratic polynomial.

If 3x2 + 30x + 48 = 0, then:

3(x + 2)(x + 8) = 0

⇒ x + 2 = 0 → x = -2

or x + 8 = 0 → x = -8

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12y ago
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Q: What is 3x2 plus 30x plus 48?
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