Factoring quadratics intro (practice) | Khan Academy
https://www.khanacademy.org/math/algebra/x2f8bb11595b61c86:quadratics-multiplying-factoring/x2f8bb11595b61c86:factor-quadratics-intro/e/factoring_polynomials_1
WebFactoring quadratics intro. The rectangle below has an area of x 2 + 11 x + 28 square meters and a length of x + 7 meters. What expression represents the width of the rectangle? Learn for free about math, art, computer programming, economics, physics, chemistry, biology, medicine, finance, history, and more.
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