Solve Quadratic Equations by Factoring

If ax²+bx+c = 0 and factors as (x−r)(x−s) = 0, then x = r or x = s by the Zero Product Property.

Algebra 1Common Core HSA-REI.B.4bA-REIVerified correct ✓

Worked examples

Solve for x: -x² - 1x + 12 = 0
Answer: {-4, 3}

Solve for x: 2x² + 18x + 40 = 0
Answer: {-5, -4}

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