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Write the explicit formula for the sequence 3,5,7,9,11
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5 votes
Write the explicit formula for the sequence 3,5,7,9,11

User Jaelebi
by
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1 Answer

2 votes
3+2=5
5+2=7
7+2=9
9+2=11
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.
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so d=2
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formula:a(n)=a(1)+(n-1)d
a(n)=3+(n-1)2
a(n)=3+2n-2=2n+1
User Acheme Paul
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