math HELP PLEASE

Describe each pattern with the general term:


a. 2, 4, 6, 8 ...
b. 4, 7, 10, 13 ...
c. 1, 4, 9, 16 ...

asked by Katie
  1. a: add 2
    b: add 3
    c: nth term is n^2

    posted by Steve

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