Question 115580
simplify: 6/radical[(5)+2]

Multiply numerator and denominator by sqrt(5) - 2 to get:

= [6(sqrt(5) -2)]/[(sqrt(5))^2 - 2^2]

= [6(sqrt(5) -2)]/[5-4]

= 6sqrt(5) - 12

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Cheers,
Stan H.