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anonymous

  • one year ago

Given the following quadratic find the discriminant. 8x^2+2x-4=0

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  1. anonymous
    • one year ago
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    easy

  2. Astrophysics
    • one year ago
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    \[b^2-4ac\] given your equation is \[ax^2+bx+c = 0\]

  3. Astrophysics
    • one year ago
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    \[b^2-4ac \implies \text{discriminant} \]

  4. anonymous
    • one year ago
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    dammit XD

  5. ali2x2
    • one year ago
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    simple :D we will help

  6. ali2x2
    • one year ago
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    damn it ;-;

  7. ali2x2
    • one year ago
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    :P

  8. ali2x2
    • one year ago
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    why are we still viewing this question

  9. ali2x2
    • one year ago
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    http://www.tiger-algebra.com/drill/8x~2-4=0/

  10. anonymous
    • one year ago
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    i do not know

  11. Astrophysics
    • one year ago
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    Here's some more useful info on what exactly it means |dw:1438793449588:dw|

  12. anonymous
    • one year ago
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    so b^2-4ac is the answer?

  13. DanJS
    • one year ago
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    haha, i was just looking at that exact picture on the website

  14. Astrophysics
    • one year ago
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    Haha, @lindsey_quick No, that's the "formula" you need to find it

  15. anonymous
    • one year ago
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    okay i got 132

  16. Astrophysics
    • one year ago
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    See your equation is |dw:1438793533871:dw| use this information

  17. Astrophysics
    • one year ago
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    Yeah 132 is good :)

  18. anonymous
    • one year ago
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    so just plug 132 in x?

  19. anonymous
    • one year ago
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    so is the answer 139652?

  20. anonymous
    • one year ago
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    @Astrophysics

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spraguer (Moderator)
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