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Which one is a rule for the nth term of the sequence 3, 15, 75, 375...?
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Which one is a rule for the nth term of the sequence 3, 15, 75, 375...?

User Pchiquet
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1 Answer

3 votes
The answer you be 5n or 5 * n.

This is because each term (n) is being multiplied by 5 each time. Thus meaning the rule is 5 *n (aka 5n).

I hope this helps!
User Sylvain Biehler
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