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hba Group Title

If x^2-36>0,what are the possible values of x ?

  • 2 years ago
  • 2 years ago

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  1. hba Group Title
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    x^2>36 \[x \ge \pm6\]

    • 2 years ago
  2. hba Group Title
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    Options provided, A) x > 6 B) x < 6 C) x > -6 D) x <-6 or x >6

    • 2 years ago
  3. hba Group Title
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    @Rosh007 Yes ?

    • 2 years ago
  4. hba Group Title
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    @Rosh007 Please help !

    • 2 years ago
  5. hba Group Title
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    So x > +- 6

    • 2 years ago
  6. Otonashi Group Title
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    D

    • 2 years ago
  7. hba Group Title
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    Please check out the CoC-http://openstudy.com/code-of-conduct @Otonashi

    • 2 years ago
  8. Rosh007 Group Title
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    mmmm... I am not sure about how it comes.. since it is inequality... have to refresh.. my memory...

    • 2 years ago
  9. hba Group Title
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    @nubeer Please help !

    • 2 years ago
  10. tamtoan Group Title
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    if you want to solve, try factor the x^2 - 36 ...and what condition make the product of 2 factors greater than zero ?...try that, you should come out with the right answer

    • 2 years ago
  11. hba Group Title
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    not helpful ^^

    • 2 years ago
  12. tamtoan Group Title
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    solving for you is not the right way to help you understand at all :)

    • 2 years ago
  13. Rosh007 Group Title
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    but a method is there.... not by mathematical.. but by anaysis... you will b able to understand

    • 2 years ago
  14. nubeer Group Title
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    hmm honestly.. i dont remmeber how but option is D. u can say its trick the way i rmemeber when x<+-a then sol is -a<x<a when x>+-a then sol is x<-a and x>a

    • 2 years ago
  15. hba Group Title
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    @tamtoan I dont need the answer,i dont even care about the answer

    • 2 years ago
  16. Rosh007 Group Title
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    it is best suited for inequality

    • 2 years ago
  17. hba Group Title
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    what will i do of the answer lol :D

    • 2 years ago
  18. hba Group Title
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    @Rosh007 Well it is fun to revise things back after 2 years,Rusted brains lol.

    • 2 years ago
  19. tamtoan Group Title
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    did you try factoring x^2 - 36 ? what are the 2 factors ?

    • 2 years ago
  20. hba Group Title
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    |dw:1353051849999:dw| Lets talk about the graph which makes me help understanding it.

    • 2 years ago
  21. Rosh007 Group Title
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    @ha ha.... :)... by analyais it is a lot simpler... and may able to form mathematics from analysis too ;)

    • 2 years ago
  22. hba Group Title
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    Well i got it x >6 or x < -6

    • 2 years ago
  23. hba Group Title
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    The possible solutions . Thanks alot anyways.

    • 2 years ago
  24. Rosh007 Group Title
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    :)

    • 2 years ago
  25. Rosh007 Group Title
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    I wish I could give a best response to hba too... :(

    • 2 years ago
  26. hba Group Title
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    @Rosh007 give it to @tamtoan

    • 2 years ago
  27. tamtoan Group Title
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    rosh, (x-6)(x+6) > 0 ....this can only happen when both factors are possitive or both are negative

    • 2 years ago
  28. Rosh007 Group Title
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    @hba yup.. I had given....... @tamtoan sure thanks I figured out..... & that is what hba got by analysis

    • 2 years ago
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