Posted by **Miss Sweet:)** on Tuesday, November 22, 2011 at 8:53pm.

6,11,16,21,....Algebraic expression______

12th term-

30th term-

- Math -
**Miss Sweet:)**, Tuesday, November 22, 2011 at 9:51pm
6,11,16,21,....Algebraic expression______

12th term-

30th term-

Plz help me plzzz

- Math -
**Steve**, Wednesday, November 23, 2011 at 12:02am
sequence is a, a+d, a+2d, ...

nth term is Tn = a + (n-1)d

So, find d. It's obviously 5. First term a=6

Thus, T12 = 6 + 11*5 = 61

T30 = 6 + 29*5 = 151

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