# Question 2. Simplity the following sums, i.e, find expressions that give their values in terms of n with no, i.e., find expressions that give their values in terms of n with noexplicit summation.Part A.ー1Part B.6i2+ 2i-2

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How would you go about solving number 2 help_outlineImage TranscriptioncloseQuestion 2. Simplity the following sums, i.e, find expressions that give their values in terms of n with no , i.e., find expressions that give their values in terms of n with no explicit summation. Part A. ー1 Part B. 6i2+ 2 i-2 fullscreen
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Step 1

To simplify the provided sum that is calculate the expression in term of n with no explicit summation. Now, first solve the Part A. then solve the Part B. by changing the limit of summation and the provided sums is shown below,

Step 2

First consider the sum in Part A. which is shown below,

Step 3

Further simplify the ab...

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### Calculus 