Teal147 Teal147

18-05-2018
Mathematics

contestada

What is the sum of the series?

5
∑ 2j
j=1

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Аноним Аноним

18-05-2018

Substituting for values of j:-

S5 = 2(1) + 2(2) + 2(3) + 2(4) + 2(5) = 2+4+6+8+10 = 30 answer

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