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That doesn't factor neatly. Applying the quadratic formula, we find two real solutions:
9 plus or minus 3 times the square root of 7

x = 16.937253933193773
x = 1.0627460668062279

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11y ago
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12y ago

If that's -18, the answer is (x - 3)(x + 6)

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Wiki User

12y ago

(x - 2)(2x + 9)

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11y ago

(x - 9)(x + 2)

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8y ago

It is: (x+2)(x+9)

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Q: What is the factor of this trinomial 2x2 plus 5x -18?
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