$\"\"$

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The roots are $\"\"$ and $\"\"$ .

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Standard form of quadratic equation.

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$\"\"$

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Replace p with $\"\"$ and q with $\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$

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Using FOIL method: $\"\"$ .

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$\"\"$

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$\"\"$

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Multiply each side by 2.

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$\"\"$

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$\"\"$

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$\"\"$

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The standard form of the quadratic equation is $\"\"$ .