Question 146186
4 square root 8 minus 6 over square root 2
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[4sqrt(8) - 6] /sqrt(2)
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Multiply numerator and denominatorby sqrt(2) to get:

= [4sqrt(16) -6sqrt(2)]/2

= [4*4 -6sqrt(2)] / 2

= 8 - 3sqrt(2)

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Cheers,
Stan H.