tscanlan tscanlan

30-06-2017
Mathematics

contestada

The first and last terms of a 52-term arithmetic series are listed in the table. What is the sum of the series?

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musiclover10045 musiclover10045

30-06-2017

sum = x(n+1)/2

where x is the number of the term ( in this case 52)

n is the last number in the series( which is not given in the problem)

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