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Esercizi svolti sul calcolo con i radicali

1. $((sqrt(12)-sqrt6)/(sqrt(12)+sqrt6))^2$

2. $(sqrt5-1)/(sqrt(5-sqrt5))*sqrt((5-sqrt(15))/(10))*sqrt((15)/2)$

3. $sqrt(a^2b^2-16a^2)$

4. $3 sqrt(5)-(sqrt(50)-(sqrt(20)+1)-4 sqrt(2))-(-sqrt(2)-4)$

5. $(sqrt(5)-1)(sqrt(6+2sqrt(5)))$

6. $3sqrt5-[sqrt50-(sqrt20+1)-4sqrt2]-(-4-sqrt2)$