Wednesday

July 30, 2014

July 30, 2014

Posted by **Nina** on Sunday, September 30, 2012 at 5:31am.

- Arithmetic Sequence -
**Steve**, Sunday, September 30, 2012 at 7:47amsince the terms have a constant difference, the difference is 3.

a+6*3 = 2(a+4*3)

a+18 = 2a+24

a = -6

sequence is -6,-3,0,3,6,9,12,15,18,21,24

T7 = 12 = 2*6 = 2T5

**Related Questions**

Mathematics : Arithmetic Sequence - The 5th term and the 8th term of an ...

math - find the rule for the Nth term of the arithmetic sequence. 11/2, 25/6, 17...

Math - A sequence is formed by adding together the corresponding terms of a ...

Math - The fifth term of an arithmetic progression is three times the second ...

Precalculus - 1. In an arithmetic sequence, the fifth term, u5, is greater than ...

Maths - 1..The first 2 terms of a geometric progression are the same as the ...

math - The 3rd term in an arithmetic sequence is 12, the 7th term is 24, a) How...

math - the fourth term of an arithmetic progression is equal to 3 times the ...

Precalculus - The 8th term in an arithmetic sequence is 5, and the sum of the ...

Math - 3,5,-5... The first term in the sequence of #'s shown above is 3. Each ...