Réponses

  • Utilisateur Brainly
2014-05-07T14:53:16+02:00
42

a = 4/9
b = 4/3
c = 16/3

43

(3V6/4)² = (9*6)/16 = 54/16 = 27/8
2014-05-07T15:03:06+02:00
42--\sqrt{4}²/3= \sqrt{4}²/3²=4/9
     \sqrt{4/3}²=4/3
     4/ \sqrt{3} ²=16/3
43--3 \sqrt{6}/4 =3 \sqrt[n]{6}²/4²=9*6/16=54/16=27/8