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Mathematics 20 Online
OpenStudy (kamille):

Hello, I need to prove that : 5^22 - 25^10 + 125^7 could be multiplied by 29 I know that i need to : 5^22 - 5^20 + 5^21, but whats next? :)

OpenStudy (anonymous):

5^20(5^2-1+5)=5^20*29

OpenStudy (anonymous):

my medal

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