Answer:1(125^6-64)
Explanation:
125a^6-64
1(125a^6-64)
a^(3)-b^(3)=(a-b)(a^(2)+ab+b^(2))
where a=5a^(2 )and b=4. (5a^(2)-4)(25a^(4)+20a^(2)+16)
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