Evaluate
8x^{2}-2x-\frac{7}{2}
Factor
8\left(x-\frac{1-\sqrt{29}}{8}\right)\left(x-\frac{\sqrt{29}+1}{8}\right)
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8x^{2}-2x+\frac{1}{2}-4
Combine 7x^{2} and x^{2} to get 8x^{2}.
8x^{2}-2x-\frac{7}{2}
Subtract 4 from \frac{1}{2} to get -\frac{7}{2}.
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