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

## Answer this Question

## Related Questions

- arithmetic - Determining the first three terms of an ArithmetiC progressionof ...
- new era - the third term of an AP is 5 while the 7th term is 13,find the 30th ...
- maths - the third term of an AP is 5 while the 7th term is 13 find the 30th term...
- Math - the 12th term in a geometric sequence is 49, and the 14th term is 2401 . ...
- math - d 9th term of an Ap is 52 while d 12th term is 70. find sum of it's 20th ...
- math - the 9th term of an AP is 52 while the 12th term is 70.find the sum of its...
- math - pls help me out in dis ? dat says The 9th term of an Ap is 52 while d ...
- Math - 1. Find the 12th term of the arithmetic sequence 2, 6, 10, … . 2. Solve ...
- arithmetic progression - the 9th term of an AP is 52 while the 12th term is 70. ...
- maths - the sum of first 8 terms of an arithmetic progression is 156.the ratio ...

More Related Questions