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AriPotta

  • 2 years ago

uhh. somewhere i messed up. i got 6√10 - 3√2 but that's not one of the answer choices. can you tell me where i went wrong?

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  1. Bladerunner1122
    • 2 years ago
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    You got it. I just checked your work. :)

  2. Chlorophyll
    • 2 years ago
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    No, the last choice !!!

  3. Chlorophyll
    • 2 years ago
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    √ 10 = √5 * √2 From there, factor only √2 out, in order to combine with other group!

  4. Chlorophyll
    • 2 years ago
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    = √2 ( 4√5 - 5 ) + √2 ( 2√5 + 4) Can you combine them now?

  5. Chlorophyll
    • 2 years ago
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    Note: √8 = 2√2

  6. Bladerunner1122
    • 2 years ago
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    Chlorophyll. Are you suggesting that she multiply √2 to both sides of the equation? I didn't it worked like that.

  7. Chlorophyll
    • 2 years ago
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    It works because I see the answer :)

  8. Chlorophyll
    • 2 years ago
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    No, not what you think. My PC works like a turtle !!!

  9. Bladerunner1122
    • 2 years ago
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    oh wow.... now I see it. xD derp... sorry about that.

  10. Chlorophyll
    • 2 years ago
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    Yup, that's what I means. Thanks for saving me the pain of waiting for my PC forever :)

  11. AriPotta
    • 2 years ago
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    thanks guys :D

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