m^4+2m^2n^2+n^4
please solve this question
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Answer:
(m²+n²)²
Step-by-step explanation:
m⁴ + 2m²n² + n⁴
= (m²)² + 2m²n² + (n²)²
as, a²+2ab+b² = (a+b)²
= (m²+n²)²
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