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The nth term to a sequence is n2 + 2n what is the first term

The nth term to a sequence is n2 + 2n what is the first term
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4 votes
The nth term to a sequence is n2 + 2n what is the first term

asked
User Supun Induwara
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8.0k points

1 Answer

4 votes
just substitute one into the nth term
so the 1st term =1^2+2=3
answered
User Ger Hobbelt
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7.2k points
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