Tuesday

September 2, 2014

September 2, 2014

Posted by **Daniel** on Sunday, October 17, 2010 at 10:46pm.

here's the sequence:

1,3,9,27,81

What is the process or formula to get the nth term in the sequence.

Thanks!

- Math - Geometry -
**Jen**, Monday, October 18, 2010 at 12:30amYou are multiplying the previous number by 3.

- Math - Geometry -
**Bosnian**, Tuesday, October 19, 2010 at 1:25pmNumebers is previous number multiplied with 3

6th term 81*3=243

nth term

an=a*r^(n-1) Remark: a=1 , r=3

an=1*3^(n-1)

an=3^(n-1)

**Answer this Question**

**Related Questions**

Quadratic and exponential sequences - I need to set up a chart to find the 6th ...

aims math - Sandra wrote the sequence shown here. Which equation represents the ...

algebra 2 help please/check - The first 3 terms in a geometric sequence are 1.1...

Maths - Hi, I am working on some Nth problems - can anyone tell me if this is ...

Algebra II - The first 3 terms in a geometric sequence are 1.1, 1.65, and 2.475...

algebra 2 - The first 3 terms in a geometric sequence are 1.1, 1.65, and 2.475...

Math - Please help. 51. Solve: 125=(x3)/0.3^-3 a.7 b.14 c.15 d.9 53. 49x-2 = 7Ö ...

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

Maths - Nth terms I have to find the first 5 terms in the nth sequence. please ...

Math - The following are the first four terms of a sequence: a, a (1/b),a(1/b(1/...