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Kagome_gurl8

Anyone good with Quadratic Formulas? I have a couple of questions for you. x^2+9x-4=0 -4x^2+5x-3=0

  • one year ago
  • one year ago

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  1. Hero
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    You don't have to use quad formula to figure these out. You can complete the square. But if you want to use quadratic formula, here it is: \[x = \frac{-b \pm \sqrt{b^2 - 4ac}}{2a} \]

    • one year ago
  2. TheAnswerIsBacon
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    Bacon

    • one year ago
  3. phi
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    to use the formula you should match your equation to a x^2 +b x + c=0 can you find a, b and c for the first equation?

    • one year ago
  4. Kagome_gurl8
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    Im sorry, i truly don't understand

    • one year ago
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spraguer (Moderator)
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is replying to Can someone tell me what button the professor is hitting...

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