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The nth term of a number sequence is 2n+5. Write down the first three terms of the sequence.
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The nth term of a number sequence is 2n+5. Write down the first three terms of the sequence.

User Maurizio
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Hello,

u(n)=2n+5
u(1)=2*1+5=7
u(2)=2*2+5=9
u(3)=2*3+5=11
...
User Wamadahama
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