The roots of a quadratic equation \(ax^{2} + bx + c = 0\) can be found using the formula \(x = [-b ± sqrt(b^{2} - 4ac)] / 2a\).
In this case, a = 1, b = 14, and c = 45.
So, the roots are \(x = [-14 ± sqrt((14)^{2} - 4*1*45)] / 2*1\).
Solving this gives us \(x
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