SOLUTION: what is the third , fifth , and seventh term in the sequence A(n)=2n+1

Question 273134: what is the third , fifth , and seventh term in the sequence A(n)=2n+1
Answer by mathjames(8) (Show Source): You can put this solution on YOUR website!
A(n)=2n+1
A{3}=2{3}+1
A{3}=7
A{5}=2{5}+1
A{5}=11
A{7}=2{7}+1
A{7}=15

the third term of the sequence is 7,and the fifth term of the sequence is 11,and the seventh term of the sequence is 15.
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