3 2. k is an even number in the series:
+
+
K-1
+
k
2.1
2.2
2.3
Determine the number of terms in the series.
Determine the sum of the series in terms of k.
Hence, or otherwise, evaluate:
(4)
(4)
G+)+(+*+ 3) + + + +2)+...+(Go + +
7
5
50
+
+
49
. +
50
(5)
50​

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