The sum of 2m2 + n² and m² + 2n² is :
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Answer:
3(m² + n²)
Step-by-step explanation:
The sum of 2m2 + n² and m² + 2n²
= (2m² + n²) + (m² + 2n²)
= 3m² + 3n²
= 3(m² + n²)
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