Show that Let S = 1 + 2 + ... + (n - 1) + n S
Question:
Show that
Let
S = 1 + 2 + ... + (n - 1) + n
S = n + (n - 1) + (n - 2) + ... + 1
Add these equations. Then
![25 = [1+ n] + [2 + (n – 1)] + · · · + [n + 1] n terms in brackets](https://dsd5zvtm8ll6.cloudfront.net/si.question.images/images/question_images/1552/3/0/9/3765c865c8030a761552292123512.jpg)
Now, complete the derivation.
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nn1 To show that 123n1n 2 Let S1 2 3 ...View the full answer
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