Concept-wise Practice

domain-image MCQ Questions for Class 11

domain-image se related questions ko ek jagah revise karein. Har question me bilingual content, answer feedback aur explanation available hai.

Practice Questions

1 questions tagged with domain-image.

यदि \(A=\{1,2,3\}\) और \(B=\{4,5\}\) हों, तो संबंध \(R=\{(1,4),(2,5),(3,4)\}\) के बारे में सही कथन क्या है?

If \(A=\{1,2,3\}\) and \(B=\{4,5\}\), what is the correct statement about the relation \(R=\{(1,4),(2,5),(3,4)\}\)?

Explanation opens after your attempt
Correct Answer

A. यह (A) से (B) में फलन हैIt is a function from (A) to (B)

Step 1

Concept

Each element of (A) has exactly one image in (B). In exams, repetition of the second component does not make a function invalid.

Step 2

Why this answer is correct

The correct answer is A. यह (A) से (B) में फलन है / It is a function from (A) to (B). Each element of (A) has exactly one image in (B). In exams, repetition of the second component does not make a function invalid.

Step 3

Exam Tip

(A) के प्रत्येक तत्व की (B) में ठीक एक छवि है। परीक्षा में दूसरे घटक के दोहराने से फलन गलत नहीं होता।

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