Which of the following statements is incorrect (the respective function does NOT belong to the associated efficiency class)? 1.13n log n + 13 n belongs to O(n^2)   2.5n belongs to O(n^2)   3.4n^2 + 4 n log n belongs to O(2^n)   4.10n^2-10n-21 belongs to O(n log 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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Which of the following statements is incorrect (the respective function does NOT belong to the associated efficiency class)?


1.13n log n + 13 n belongs to O(n^2)
 
2.5n belongs to O(n^2)
 
3.4n^2 + 4 n log n belongs to O(2^n)
 
4.10n^2-10n-21 belongs to O(n log n)
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