3m³+2m²n+ n² m=–2. n= 6
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Answer:
-48
Step-by-step explanation:
3m³+2m²n+n²m
=3(-2)³+2(-2)²(6)+6²×(-2)
=3(-8)+2×4×6+36×(-2)
=-24+48-72
=48-96
=-48
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