3*75^1/2+5*48^1/2-243^1/2
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- Step-by-step explanation:
3*75½ + 5*48½ - 243½
=3*5(3)½ + 5*4(3)½ - 9(3)½
=15(3)½ + 20(3)½-9(3)½
=26(3)½
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