2.3.1. (3a³b*)³ =Bab 10 3D59 049 ab 2.3.2. (-4a³b²)° -4ab3+2 (24 - 43+ 82)2 4 44 4 2.3.3. 4. 4. -4m?n x10mn2 2.3.4. -40mn42=4 5mn4+3=7 5m4n3 しを

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