2.Relations and Functions
easy

मान लीजिए कि $R , Z$ पर, $R =\{(a, b): a, b \in Z , a-b$ एक पूर्णाक है $\},$ द्वारा परिभाषित एक संबंध है। $R$ के प्रांत तथा परिसर ज्ञात कीजिए।

Option A
Option B
Option C
Option D

Solution

$R = \{ (a,b):a,b \in Z,a – b$ is an integer $\} $

It is known that the difference between any two integers is always an integer.

$\therefore$ Domain of $R = Z$

Range of $R = Z$

Standard 11
Mathematics

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