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anonymous

  • one year ago

[Part 1 (4 points)] Show all work in dividing 9 x squared minus 1 all over 8 x minus 4 divided by the fraction 3 x squared plus 5 x minus 2 all over 2 x squared plus x minus 1 (list restrictions). [Part 2 (2 points)] Use complete sentences to explain your process.

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  1. arindameducationusc
    • one year ago
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    all over means?

  2. anonymous
    • one year ago
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    ill draw it hold on

  3. arindameducationusc
    • one year ago
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    ok good

  4. anonymous
    • one year ago
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    |dw:1438014394735:dw|

  5. arindameducationusc
    • one year ago
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    ok I can do this.. wait

  6. arindameducationusc
    • one year ago
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    first make 2x^2+x-1=(2x-1)(x-1). Can you do that?

  7. anonymous
    • one year ago
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    yes

  8. arindameducationusc
    • one year ago
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    and now make 9x^2-1=(x-sqrt(37)/18) (x+sqrt(37)/18)

  9. anonymous
    • one year ago
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    okay..

  10. arindameducationusc
    • one year ago
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    no need to do that.... make 8x-4=4(2x-1)

  11. arindameducationusc
    • one year ago
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    \[(x-1)9x^2-1/4(2x-1)(x-1) + 4(4+5x)/4(2x-1)(x-1)\]

  12. arindameducationusc
    • one year ago
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    make this form(here denominators are same so it will be easy to add..... now you can do, I guess

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