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anonymous

  • 5 years ago

Solve this quadratic equation using the quadratic formula. x^2 + 8x - 5 = 0

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  1. anonymous
    • 5 years ago
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    solution 1: 0.5825756949558398 solution 2: -8.582575694955839 discriminant: 84

  2. anonymous
    • 5 years ago
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    wait so there's 2 solutions?

  3. anonymous
    • 5 years ago
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    yes all quadractic equations have two solutions

  4. anonymous
    • 5 years ago
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    but it says x= ____________

  5. anonymous
    • 5 years ago
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    so you write x= 0.58 or -8.58

  6. anonymous
    • 5 years ago
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    it won't let me put . it says x ________ its like a fractionn...

  7. anonymous
    • 5 years ago
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    just try putting one or the other then...idk if i had to choose one i would suggest -8.58 because the answer is hardly ever 0 anything

  8. anonymous
    • 5 years ago
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    http://www.algebrahelp.com/calculators/function/graphing/calc.do?function [0]=&function[1]=&function[2]=&function[3]=&startX=-10&endX=10&scaleX=2&startY=-10&endY=10&scaleY=2&grid=true&labels=true&showWork=true&imageWidth=500&imageHeight=500&pointsX=&format=png

  9. anonymous
    • 5 years ago
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    just in case you want the graph

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spraguer (Moderator)
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