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Investigation: Deriving the quadratic formula

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Outcomes

A-REI.4*

Solve quadratic equations in one variable. *[quadratics with real solutions]

A-REI.4.a*

Use the method of completing the square to transform any quadratic equation in x into an equation of the form (x - p)^2 = q that has the same solutions. Derive the quadratic formula from this form. *[quadratics with real solutions]

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