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09-12-2016
Mathematics

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How do you do this problem?? I'm very confused

How do you do this problem Im very confused class=

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09-12-2016

You have to multiply by the complex conjugate so that you can clear the radical from the denominator. Once you do the multiplication simplify the radical. There's still a common factor in -54, -18, & 75 so divide all those by 3.

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