Объяснение:
a) = 4х²+36х+81
в) = 25с²+80сd+64d²
б) = 16a²-25b⁴
г) = 81n¹⁰-16m⁴
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Объяснение:
a) = 4х²+36х+81
в) = 25с²+80сd+64d²
б) = 16a²-25b⁴
г) = 81n¹⁰-16m⁴