Saturday

July 26, 2014

July 26, 2014

Posted by **sally** on Sunday, May 17, 2009 at 3:00pm.

- math -
**Reiny**, Sunday, May 17, 2009 at 3:32pmAn arithmetic sequence with

a = 4, d = 2

term(19) = a+18d

= 4 + 18(2)

= 40

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