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n k n One of the properties of summation states that ai = ai + ai, so i=1 i=k+1 n N k ai =
n k n One of the properties of summation states that ai = ai + ai, so i=1 i=k+1 n N k ai = ai- . i=k+1 i=1 i=1 Use this fact, along with other properties of summation, to evaluate the given summations. 20 2 = help (numbers) i=11 35 M i=21 42 7 i=19 Wi ||
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Elementary Technical Mathematics
Authors: Dale Ewen
12th Edition
1337630586, 978-1337630580
