Which of the following denotes a relation? a. N={x|x≥0} b. y=f(x) c. aRb d. a∗b 2. Which of the following does not denote a binary operation? a. 2+1 b. f(3)=4 c. a×b d. +(x,y) 3. Which of the following denotes a binary operation? a. N={x|x≥0} b. y=f(x) c. aRb d. a∗b
Which of the following denotes a relation? a. N={x|x≥0} b. y=f(x) c. aRb d. a∗b 2. Which of the following does not denote a binary operation? a. 2+1 b. f(3)=4 c. a×b d. +(x,y) 3. Which of the following denotes a binary operation? a. N={x|x≥0} b. y=f(x) c. aRb d. a∗b
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
Problem 1PE
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Subject: Mathematics in the Modern World
Topic: The Language and Grammar of Mathematics
1. Which of the following denotes a relation?
a. N={x|x≥0}
b. y=f(x)
c. aRb
d. a∗b
denote a binary operation?
a. 2+1
b. f(3)=4
c. a×b
d. +(x,y)
3. Which of the following denotes a binary operation?
a. N={x|x≥0}
b. y=f(x)
c. aRb
d. a∗b
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