Question 261486: What is the formula for the nth term for the infinite sequence:
1,5,9,13,17,21,...
Answer by palanisamy(496)   (Show Source):
You can put this solution on YOUR website! 1,5,9,13,17,21,...
THIS IS AN aRITHMETIC SEQUENCE.
fIRST TERM A = 1
COMMON DIFFERENCE D = 4
nTH TERM = A+(n-1)D
= 1+(n-1)4
= 1+4n-4
= 4n-3
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