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anonymous

  • 4 years ago

How do I express this equation into simplest radical form? √30 ÷ χ =√5? The answer is √6 but why and how?

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  1. anonymous
    • 4 years ago
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    I got \[\sqrt{6} \times 5 \] and it is wrong..

  2. Mertsj
    • 4 years ago
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    |dw:1327799474184:dw|

  3. Mertsj
    • 4 years ago
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    |dw:1327799556757:dw|

  4. anonymous
    • 4 years ago
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    \[\frac{\sqrt{30}}{x} = \sqrt{5}\] Then it's easy: \[\frac{\sqrt{5}\sqrt{6}}{x} = \sqrt{5}\] This gives \[x=\sqrt{6}\]

  5. anonymous
    • 4 years ago
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    Mer, why is it sq. root 5/x?

  6. myininaya
    • 4 years ago
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    what are you asking?

  7. Mertsj
    • 4 years ago
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    It's not sqrt5/x

  8. anonymous
    • 4 years ago
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    no I meant like the switch

  9. Mertsj
    • 4 years ago
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    Cross multiply

  10. Mertsj
    • 4 years ago
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    Do you understand what I mean?

  11. anonymous
    • 4 years ago
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    ohhh, i see it! thank you!

  12. Mertsj
    • 4 years ago
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    You are most welcome. Glad you understand. Isn't learning fun???

  13. myininaya
    • 4 years ago
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    Its fundamental and fun.

  14. Mertsj
    • 4 years ago
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    Amen and amen

  15. anonymous
    • 4 years ago
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    it is :)

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