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1 . Calculeaza .

a) (-3) × (2V2)
b) (3V2) × (-5)
c) (-2V3) × (-3)
d) (4V7) × (-0.5)
e) ( -1/3 V2) × ( -6/5)
f) (-0.2V11) × 10
g) (-3 1/2) × ( -4V6)
h) 27/25 × ( -0.25V3 )

Rezolvari complete , ( V inseamna radical )