28. Y Prove that if f(n) = 0 (g (n)) and g (n) = 0 (h (n)), then ƒ (n) = 0 (h (n)).

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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Please help me to solve problem 28

26.
What is
x/y = O(n²).
27. What is wrong with the following argument? x = O(nª), y = O(n²), therefore
E
= 0(n²).
-
28. Prove that if f(n) = O (g (n)) and g (n) = 0 (h (n)), then ƒ (n) = 0 (h (n)).
Transcribed Image Text:26. What is x/y = O(n²). 27. What is wrong with the following argument? x = O(nª), y = O(n²), therefore E = 0(n²). - 28. Prove that if f(n) = O (g (n)) and g (n) = 0 (h (n)), then ƒ (n) = 0 (h (n)).
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