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radical 12 - 3 radical 3 - 8 radical 3 : 4 + radical 75

Răspuns :

12-3 radical 3-8 radical 3 : 4 + radical 75 = 76 .5 
Radical 12=3,46    3 radical 3=5,19    8 radical 3=13,85   4 + radical 75=12,66