Science talk:Math Exam Resources/Courses/MATH103/April 2017/Question 04

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Sum when x=-2018:49, 5 March 2018

Sum when x=-2

The x^2 - 1 term in the sum is equal to 3 when x = -2 and when x=2, so the sums should be exactly the same. I do not think there is a (-1)^n out front. I have put this problem up for review in case I made an error in fixing the solution.

RobertFraser (talk)18:49, 5 March 2018