2.2 Factoring and solving quadratics
Unit 2 · Quadratics
Ideas in this lesson
Factor a monic quadratic
Find two numbers whose sum is the linear coefficient and whose product is the constant.
Factor with a leading coefficient
Use factor pairs that reproduce both the leading and constant terms; verify the middle term.
Zero-product property
A product is zero when at least one factor is zero. Solve both factors.
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