Question

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What is the nth term rule of the linear sequence below?
2,5, 8, 11, 14, ...
w
Tn​

Answer 1

Answer: 3n-1

The difference between each of the numbers is 3.  This means that we have 3n.

If we assume that for the first number n=1, then 3*1=3, but the value we have is 2. This means that we must subtract 1 to get from 3 to 2.