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lindseyharrison Group Title

What is the simplified form of 4z^2 - 4x - 15/ 2z^2 + z - 15

  • 2 years ago
  • 2 years ago

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  1. lindseyharrison Group Title
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    a) 2 + 3/z+3 b) 2z - 3/z+3 c) 2z+3/z-3 d) 2z-3/z-3

    • 2 years ago
  2. jim_thompson5910 Group Title
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    What do you get when you factor the numerator and denominator?

    • 2 years ago
  3. Christopher420 Group Title
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    is that writen like \[\frac{ 4z ^{2}-4x-15 }{ 2z ^{2}+z-15 }\]

    • 2 years ago
  4. lindseyharrison Group Title
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    yes

    • 2 years ago
  5. lindseyharrison Group Title
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    except at the top its -4z not x

    • 2 years ago
  6. lindseyharrison Group Title
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    I'm sorry, that was my fault

    • 2 years ago
  7. Christopher420 Group Title
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    Do you know ho to do the cross-cancelation method?

    • 2 years ago
  8. lindseyharrison Group Title
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    no

    • 2 years ago
  9. Christopher420 Group Title
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    never mind, i wrote down the rong method, my bad. i ment do you know how to factor trinomials

    • 2 years ago
  10. timo86m Group Title
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    i think in answer a you left out a z

    • 2 years ago
  11. timo86m Group Title
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    a) (2z + 3)/(z+3) is that what you mean?

    • 2 years ago
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