SOLUTION: The sum of the terms of a finite arithmetic series is 624.
If the sum of the 1st term and last term is 48,
how many terms are there in the sequence?
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Question 892724: The sum of the terms of a finite arithmetic series is 624.
If the sum of the 1st term and last term is 48,
how many terms are there in the sequence?
Answer by robertb(5830) (Show Source): You can put this solution on YOUR website!
By the given,
But it is also given that
==>
==> n = 26
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