$\"\"$

The quadratic equation is $\"\"$ .

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

The quadratic formula $\"\"$ .

Consider $\"\"$ .

Subtract 7 from each side.

$\"\"$

Compare the above equation with general form.

$\"\"$ .

Substitute $\"\"$ the values of $\"\"$ in quadratic formula. \ \

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The values of $\"\"$ .