Question: 2. Simplifying expressions Submit your answers here: https://canvas.uw.edu/courses/1219673/assignments/4468676 (a) Simplify the following summation to produce a closed form. Show your work, clearly stating when you

2. Simplifying expressions Submit your answers here: https://canvas.uw.edu/courses/1219673/assignments/4468676 (a) Simplify the following summation to produce a closed form. Show your work, clearly stating when you apply each summation identity n2-1 (b) Convert the following recurrence into a summation by applying the unfolding technique discussed in lecture. Then, simplify your summation to find a closed form. You may assume that the initial input n is always>7. When n s 7 E(n)- E(n -1+n Otherwise
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