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Spartan_Of_Ares

  • 2 years ago

can some one verify my answer for a rational expression?

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  1. zaynahf
    • 2 years ago
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    Sure, post it

  2. Spartan_Of_Ares
    • 2 years ago
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  3. zaynahf
    • 2 years ago
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    And your answer was?

  4. Spartan_Of_Ares
    • 2 years ago
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  5. zaynahf
    • 2 years ago
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    Did you factor out the 2t+6 on the top?

  6. mathstudent55
    • 2 years ago
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    Correct

  7. Spartan_Of_Ares
    • 2 years ago
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    no

  8. Spartan_Of_Ares
    • 2 years ago
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    @mathstudent55 are you sure? this is for one of my projects and i need to get it right

  9. tamtoan
    • 2 years ago
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    you can go 1 step further ...the top is a perfect square of something :)

  10. Spartan_Of_Ares
    • 2 years ago
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    3?

  11. zaynahf
    • 2 years ago
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    You can factor t^2 + 6t+9 into (t+3)(t+3)

  12. jennychan12
    • 2 years ago
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    |dw:1356722683820:dw|

  13. Spartan_Of_Ares
    • 2 years ago
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    the question is

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  14. zaynahf
    • 2 years ago
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    Ohh.. i think i got it.. just a min

  15. jennychan12
    • 2 years ago
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    i factored it. and yes ur answer is correct. you could factor it.

  16. Spartan_Of_Ares
    • 2 years ago
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    are these the correct restrictions t ≠ −3, 0, 4?

  17. tamtoan
    • 2 years ago
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    the bottom can't be zero ...so t cannot be 0 or 4

  18. Spartan_Of_Ares
    • 2 years ago
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    ok thanks! :)

  19. zaynahf
    • 2 years ago
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    |dw:1356722986287:dw| |dw:1356723314321:dw|

  20. Spartan_Of_Ares
    • 2 years ago
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    thanks for the help!!

  21. tamtoan
    • 2 years ago
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    @zaynahf you forgot the t in the denominator...it's t(t-4)

  22. zaynahf
    • 2 years ago
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    Crap.. yeah then the other answer is right..

  23. tamtoan
    • 2 years ago
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    np spartan...the best form of the answer is |dw:1356723540498:dw| from there, you can see the restriction right away

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