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mikaa_toxica13

Check all polynomials that are perfect square trinomials: 49x2 − 8x + 16 4a2 − 20a + 25 25b2 − 5b + 10 16x2 − 8x + 1

  • one year ago
  • one year ago

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  1. BurrDaBoss
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    B . D . ;)

    • one year ago
  2. mikaa_toxica13
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    can u explain

    • one year ago
  3. BurrDaBoss
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    4a² − 20a + 25: discriminant = (-20)² - 4(4)(25) = 0 16x² − 8x + 1: discriminant = (-8)² - 4(16)(1) = 0 The other two aren't these .

    • one year ago
  4. BurrDaBoss
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    Thanks ! ;)

    • one year ago
  5. mikaa_toxica13
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    can u help with two more ? i have to put the answers exactly right or i get it wrong

    • one year ago
  6. BurrDaBoss
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    Sure as long as there not as hard as the other one was . xD

    • one year ago
  7. mikaa_toxica13
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    Given the following perfect square trinomial, fill in the missing term. x2 − 16x + ____

    • one year ago
  8. mikaa_toxica13
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    even if i have the right answer, if i put in one wrong anything anywhere it will be marked as wrong :/

    • one year ago
  9. BurrDaBoss
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    (x−8)2=x2−16x+64 . How this ?

    • one year ago
  10. mikaa_toxica13
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    Given the following perfect square trinomial, fill in the missing term. (Do not type the variable in the blank.) 4x2 + ___x + 49 idk ill have to see when i submit it

    • one year ago
  11. mikaa_toxica13
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    wait is that teh answer itself or equation = answer

    • one year ago
  12. BurrDaBoss
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    Ummm , I don't know what you mean but , the answer for the first question you asked was 64 .

    • one year ago
  13. mikaa_toxica13
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    :/ crap. well it came up wrong :( so instead of an A i got a D. i hate those questions

    • one year ago
  14. BurrDaBoss
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    Noo ! i didn't answer the last one yet . It was 28 .

    • one year ago
  15. BurrDaBoss
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    Sorry , if I gave you a low grade .

    • one year ago
  16. mikaa_toxica13
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    yea i figured out the last one lol and its not your fault, its the stupid database

    • one year ago
  17. BurrDaBoss
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    Well , I'll just give you a medal since I feel guilty .

    • one year ago
  18. mikaa_toxica13
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    aw well thanks for helping.

    • one year ago
  19. BurrDaBoss
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    Your Welcome .

    • one year ago
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