Answer:
5^43
Explanation:
[5² . 5² . 5³. 125 . 125³ ]³ : [25² . 5² . 5]² =
= [5² . 5² . 5³. 5³ . (5³)³ ]³ : [(5²)² . 5² . 5]²
= [5² . 5² . 5³. 5³ . 5^9 ]³ : [5^4 . 5² . 5]²
= [5^19]³ : [5^7]²
= 5^57 : 5^14
= 5^43
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