Thursday

December 18, 2014

December 18, 2014

Posted by **Josh** on Wednesday, May 2, 2012 at 3:22pm.

a. find tsub27

b. find Ssub27

c. if tsubn = 445, find n

- math -
**Steve**, Wednesday, May 2, 2012 at 4:31pma=13

d=6

T27 = 13+26*6 = 169

S27 = 27/2 (2*13 + 26*6) = 2457

445 = 13 + (n-1)6

n=73

**Answer this Question**

**Related Questions**

algebra - I'm pretty sure these are right but I just want to check. 1)Find the ...

algebra - I'm pretty sure these are right but I just want to check. 1)Find the ...

algebra - I'm pretty sure these are right but I just want to check. 1)Find the ...

algebra - 1)Find the 20th term of the arithmetic sequence in which a1=3 and d=7 ...

algebra(check) - I'm pretty sure these are right but I just want to check. 1)...

Math - the sum of the first n terms of an arithmetic series is -51. the series ...

Arithmetic Series - - Reiny - Consider the series defined by Sn = 3n-1 Find the ...

math - Hi I need someone to check my answers I'll show whatever work I have but ...

Math - Is there a way to find the term number of a sum in an arithmetic series...

Arithmetic Series - Find n for the arithmetic series with Sn = 360, a1=42 and an...