Efetue as multiplicações a) raiz de 2 (raiz de 6 - raiz de 3)
b) raiz de 7 (raiz de 7 + raiz de 2)
c) raiz de 10 (5 raiz de 2 - 3 raiz de 10)
d) (raiz de 2 - raiz de 6) x (raiz de 2 + 2 raiz de 6)
e) (5 - raiz de 7) x (5 + raiz de 7)
f) (3 raiz de 5 - raiz de 2) x (raiz de 5 + 3 )
b) raiz de 7 (raiz de 7 + raiz de 2)
c) raiz de 10 (5 raiz de 2 - 3 raiz de 10)
d) (raiz de 2 - raiz de 6) x (raiz de 2 + 2 raiz de 6)
e) (5 - raiz de 7) x (5 + raiz de 7)
f) (3 raiz de 5 - raiz de 2) x (raiz de 5 + 3 )
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