समुच्चय \(A=\{1,2,3,4\}\) पर संबंध \(R=\{(a,b):a<b\}\) में कितने ordered pairs होंगे?

On the set \(A=\{1,2,3,4\}\), how many ordered pairs are in the relation \(R=\{(a,b):a<b\}\)?

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Correct Answer

C. (6)

Step 1

Concept

The possible pairs are ( (1,2),(1,3),(1,4),(2,3),(2,4),(3,4) ), so the count is (6). In exams, list pairs systematically.

Step 2

Why this answer is correct

The correct answer is C. (6). The possible pairs are ( (1,2),(1,3),(1,4),(2,3),(2,4),(3,4) ), so the count is (6). In exams, list pairs systematically.

Step 3

Exam Tip

संभव युग्म ( (1,2),(1,3),(1,4),(2,3),(2,4),(3,4) ) हैं, इसलिए संख्या (6) है। परीक्षा में क्रमबद्ध तरीके से युग्म लिखें।

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समुच्चय \(A=\{1,2,3,4\}\) पर संबंध \(R=\{(a,b):a<b\}\) में कितने ordered pairs होंगे? / On the set \(A=\{1,2,3,4\}\), how many ordered pairs are in the relation \(R=\{(a,b):a<b\}\)?

Correct Answer: C. (6). Explanation: संभव युग्म ( (1,2),(1,3),(1,4),(2,3),(2,4),(3,4) ) हैं, इसलिए संख्या (6) है। परीक्षा में क्रमबद्ध तरीके से युग्म लिखें। / The possible pairs are ( (1,2),(1,3),(1,4),(2,3),(2,4),(3,4) ), so the count is (6). In exams, list pairs systematically.

Which concept should I revise for this Mathematics MCQ?

The possible pairs are ( (1,2),(1,3),(1,4),(2,3),(2,4),(3,4) ), so the count is (6). In exams, list pairs systematically.

What exam hint can help solve this Mathematics question?

संभव युग्म ( (1,2),(1,3),(1,4),(2,3),(2,4),(3,4) ) हैं, इसलिए संख्या (6) है। परीक्षा में क्रमबद्ध तरीके से युग्म लिखें।