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khanacademy.org
Khan Academy
Graph quadratic functions given in the standard form ax² bx c. For example, graph y=5x²-20x 15.
Jul 19, 2019
Khan Academy Math
0:31
17K views · 386 reactions | Ever heard (or felt) “I’m just not a math person”? Try practicing on Khan Academy: instant feedback, no judgement, a variety of questions, and hints along the way. Give it a try! khan.co/mathonkhan | Khan Academy | Facebook
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