In an AP, the sum of the first ten terms is 50 and the 5th...
In an AP, the sum of the first ten terms is 50 and the 5th...
In an AP, the sum of the first ten terms is 50 and the 5th term is 3 times the second term find (a) the first term
(b)the common difference
(c)the sum of the first 100terms?
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