cum rationalizez acest exercitiu?
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(12√3 + 8√3) / 12√6 =
20√3 / 12√6 = (simplificam cu 4)
5√3 / 3√6 = (rationalizam cu 3√6)
(5√3×3√6) / 3√6×3√6 =
15√18 / 9×6 =
15×3√2 / 54 =
45√2 / 54 = ( simplificam cu 9)
5√2 / 6