Thursday

April 24, 2014

April 24, 2014

Posted by **Anonymous** on Sunday, February 6, 2011 at 12:03am.

- arithmetic -
**helper**, Sunday, February 6, 2011 at 12:22amThe nth term of an arithmetic progression is defined by

n = a + (n-1)d where,

n = the nth term

a = the first term

d = the common difference

Therefore,

58 = 10 + (13 - 1)d

48 = 12d

d = 4

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