algebra

5sqrt18^2-3sqrt50x^2=

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asked by becky
  1. Without parenthesis, this is not possible to understand.

    Did you mean 5 sqrt(18^2)-3sqrt(50x^2)

  2. yes, please and thank you

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    posted by becky
  3. Well, the sqrt of 18^2 is 18.
    The sqrt of (50x^2) = sqrt(25*2*x^2)=
    5xsqrt(2).

    check that.

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