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anonymous

  • one year ago

Simplify z/1 divide 1/7 A.1 B.z C.7 D.7z

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  1. anonymous
    • one year ago
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    @Michele_Laino

  2. anonymous
    • one year ago
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    oh sorry its z/7

  3. anonymous
    • one year ago
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    so would it be D?

  4. Michele_Laino
    • one year ago
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    we have to multiply the first fraction by the inverse of the second fraction, namely: \[\Large \frac{z}{1} \times \frac{7}{1} = ...?\]

  5. Michele_Laino
    • one year ago
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    so, it is option D

  6. anonymous
    • one year ago
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    yea but the z/1 is actually z/7

  7. Michele_Laino
    • one year ago
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    then we can write this: \[\Large \frac{z}{7} \times \frac{7}{1} = ...?\]

  8. anonymous
    • one year ago
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    yes but how you do that whith the numbers??

  9. anonymous
    • one year ago
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    how do you make it a fraction like that?

  10. Michele_Laino
    • one year ago
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    hint: |dw:1439048033071:dw|

  11. anonymous
    • one year ago
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    then its A

  12. Michele_Laino
    • one year ago
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    no, it is B, since z*1=z

  13. anonymous
    • one year ago
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    OHHHHHHH ok dang :P

  14. Michele_Laino
    • one year ago
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    |dw:1439048132521:dw|

  15. anonymous
    • one year ago
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    ok that does make sense

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