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a) √300/√75= √1728/√12= -√252/√7= √147/√3= √242/√2= -√486/√6= √432/√3= √980/-√5= -√1014/-√5= b) √6-√2/√2= √15-√√6/√3= √42-√18/√6= 2√15-3√10/√5= 3√28-√21/√7= √63-√56/√7= / = supra
Dau coroana ​


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