11. Prove each of the following by mathematical induction. a) 1.2.3 + 2.3.4 +.+n (n + 1n + 2) = n(n+1)(n + 2)(n+3) 4 b) 1 i- ii + 1) n + 1

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
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11. Prove each of the following by mathematical induction.
a) 1.2.3 + 2.3.4 +..+ n (n + 1n + 2) = n(n+1)(n + 2) (n+3)
4
b)
1
n
2iG + 1)
n + 1
Transcribed Image Text:11. Prove each of the following by mathematical induction. a) 1.2.3 + 2.3.4 +..+ n (n + 1n + 2) = n(n+1)(n + 2) (n+3) 4 b) 1 n 2iG + 1) n + 1
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