\(यदि (A={x:x\) एक प्राकृतिक संख्या है और \(2\leq x\leq 6}) है, तो (A) में कितने अवयव हैं\)?

\(If (A={x:x\) is a natural number and \(2\leq x\leq 6}), how many elements are in (A)\)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

B. (5)

Step 1

Concept

\(2\leq x\leq 6\) में (2) और (6) दोनों शामिल हैं। / In \(2\leq x\leq 6\), both (2) and (6) are included.

Step 2

Why this answer is correct

अवयव (2,3,4,5,6) हैं, जिनकी संख्या (5) है। / The elements are (2,3,4,5,6), so there are (5) elements.

Step 3

Exam Tip

गिनते समय दोनों सीमाओं को शामिल करना न भूलें। / While counting, do not forget to include both endpoints.

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FAQs

Mathematics Answer, Explanation and Revision Hints

\(यदि (A={x:x\) एक प्राकृतिक संख्या है और 2\leq x\leq 6}) है, तो (A) में कितने अवयव हैं? \(/ If (A={x:x\) is a natural number and \(2\leq x\leq 6}), how many elements are in (A)\)?

Correct Answer: B. (5). Explanation: चरण 1: \(2\leq x\leq 6\) में (2) और (6) दोनों शामिल हैं। चरण 2: अवयव (2,3,4,5,6) हैं, जिनकी संख्या (5) है। चरण 3: गिनते समय दोनों सीमाओं को शामिल करना न भूलें। / Step 1: In \(2\leq x\leq 6\), both (2) and (6) are included. Step 2: The elements are (2,3,4,5,6), so there are (5) elements. Step 3: While counting, do not forget to include both endpoints.

Why is option B correct in this Mathematics MCQ?

अवयव (2,3,4,5,6) हैं, जिनकी संख्या (5) है। / The elements are (2,3,4,5,6), so there are (5) elements.

What should I remember for this Mathematics concept?

गिनते समय दोनों सीमाओं को शामिल करना न भूलें। / While counting, do not forget to include both endpoints.