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kitsune0724

  • 3 years ago

using the quadratic formula how do you solve 2x^4+5x^2-12=0?

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  1. angela210793
    • 3 years ago
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    1-substitute x^2=t 2- you will get 2t^2+5t-12=0 do u know how to use quadratic formula now?

  2. kitsune0724
    • 3 years ago
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    yes. Thank you.

  3. angela210793
    • 3 years ago
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    ur welcome :)

  4. jiteshmeghwal9
    • 3 years ago
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    given: a=2 b=5 & c=-12 now plug this values into quadratic formula & gt ur answer:)

  5. angela210793
    • 3 years ago
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    and dont forget that u will get 4 solutions

  6. kitsune0724
    • 3 years ago
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    you can't - square roots, right?

  7. angela210793
    • 3 years ago
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    |dw:1342628369484:dw|

  8. kitsune0724
    • 3 years ago
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    Thank you.

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