SOLUTION: How many terms of the A.P 9,17,25,...Must be taken to give a sum of 636?
Algebra
->
Sequences-and-series
-> SOLUTION: How many terms of the A.P 9,17,25,...Must be taken to give a sum of 636?
Log On
Algebra: Sequences of numbers, series and how to sum them
Section
Solvers
Solvers
Lessons
Lessons
Answers archive
Answers
Click here to see ALL problems on Sequences-and-series
Question 1070092
:
How many terms of the A.P 9,17,25,...Must be taken to give a sum of 636?
Answer by
Fombitz(32388)
(
Show Source
):
You can
put this solution on YOUR website!
.
.
Substituting,
We're only interested in the integer solution.