Exact evaluation for each of the given sums

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Reference no: EM13702966

Question: Given an exact evaluation for each of the given sums. E=summation, I already have the solution I just need explanations

(a) Eni=1(n-2i+3)

(b) En-1i=0(4i2 - 2i + 7)

(d) Eni=1 Enj=1 j

(e) Eni=1 Enj=1(j - i)

I have the solution already but i do not understand it; I need expert to help through it step by step. thanks!

Reference no: EM13702966

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