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anonymous

  • 5 years ago

i cant figure out x^4-52x^2+576=0

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  1. anonymous
    • 5 years ago
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    (x^2 - 16)(x^2 - 36) (x - 4)(x + 4)(x - 6)(x + 6) x = -6, -4, 4, 6

  2. anonymous
    • 5 years ago
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    thanks need help with 4 more x^4-7x^2+12-0

  3. anonymous
    • 5 years ago
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    four more?? have you tried them?

  4. anonymous
    • 5 years ago
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    yes ive tried and tried all night its too hard

  5. anonymous
    • 5 years ago
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    it's never too hard x^4-7x^2+12 = 0 (x^2 - 3)(x^2 - 4) (x^2 - 3)(x + 2)(x - 2) \[x = \pm \sqrt3, \pm 2\]

  6. anonymous
    • 5 years ago
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    i dont no how to post that symbol on my pc

  7. anonymous
    • 5 years ago
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    just do -2, 2, -sqrt 3, sqrt 3 i'm on a pc too

  8. anonymous
    • 5 years ago
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    thanks again i wish i had a teacher for this

  9. anonymous
    • 5 years ago
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    15x^4-14x^2+3=0

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spraguer (Moderator)
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