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21 votes
21 votes
Prove that 25^9+5^17is divisible by 30

User NimmoNet
by
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1 Answer

8 votes
8 votes

Answer:

proof is below

Explanation:

Answer:

25^9 + 5^17=

=2^18 + 5^17

=5^17(5+1)

=5^17×6

=5^16×30 is divisible by 30

User Racetrack
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