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## The quadratic formula

# Quadratic formula review

CCSS Math: HSA.REI.B.4, HSA.REI.B.4b

The quadratic formula allows us to solve any quadratic equation that's in the form ax^2 + bx + c = 0. This article reviews how to apply the formula.

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Main content

CCSS Math: HSA.REI.B.4, HSA.REI.B.4b

The quadratic formula allows us to solve any quadratic equation that's in the form ax^2 + bx + c = 0. This article reviews how to apply the formula.