9/(3-2√2) = (9(3+2√2))/(3-2√2)(3+2√2) = (27 + 18√2)/(9-8) = 27 + 18√2
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9/(3-2√2) = (9(3+2√2))/(3-2√2)(3+2√2) = (27 + 18√2)/(9-8) = 27 + 18√2