1. Rezolvă:
a) (23.32 – 62):22+2
-b) [(152:5 – 32) + 12]:6
c) [(23)4: (25)2 + (53)7: (54)5] :3 - 3
d) 32.5 - 24:2
- ) 3. (5² – 4²) – 6
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