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jacobishot

  • one year ago

9x^2+3x+20=0 quadratic formula medal!!!!!

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  1. Iamgmg90
    • one year ago
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    x = -b (+/-) (SQRT(b^2-4*a*c)/2a)

  2. jacobishot
    • one year ago
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    I no that but i dont get the answer?!

  3. Iamgmg90
    • one year ago
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    (b^2-(4*a*c) is called the discriminant, as c is so large you get (9-720) which is (-711), which means no real roots. Discriminant < 0 means no real roots = 0 means 1 repeating root > 0 means two roots To get a solution you'd have to go into the realms of complex numbers

  4. jacobishot
    • one year ago
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    thx

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spraguer (Moderator)
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