SOLUTION: the sum of an A. P is 20.the first term and common difference are 8 and -2repectively.find the number of terms 'n in the series
Algebra.Com
Question 1124539: the sum of an A. P is 20.the first term and common difference are 8 and -2repectively.find the number of terms 'n in the series
Answer by ikleyn(52790) (Show Source): You can put this solution on YOUR website!
.
8, 6, 4, 2.
4 terms.
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