यदि \(^{n}C_r\) में (r=0) हो तो selection की practical meaning क्या है?

If (r=0) in \(^{n}C_r\) what is the practical meaning of the selection?

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Correct Answer

A. कोई वस्तु न चुननाChoosing no object

Step 1

Concept

Choosing no object gives one empty selection. In exams treat the empty case as valid count (1).

Step 2

Why this answer is correct

The correct answer is A. कोई वस्तु न चुनना / Choosing no object. Choosing no object gives one empty selection. In exams treat the empty case as valid count (1).

Step 3

Exam Tip

कोई वस्तु न चुनने का एक empty selection होता है। परीक्षा में empty case को valid count (1) मानें।

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Mathematics Answer, Explanation and Revision Hints

यदि \(^{n}C_r\) में (r=0) हो तो selection की practical meaning क्या है? / If (r=0) in \(^{n}C_r\) what is the practical meaning of the selection?

Correct Answer: A. कोई वस्तु न चुनना / Choosing no object. Explanation: कोई वस्तु न चुनने का एक empty selection होता है। परीक्षा में empty case को valid count (1) मानें। / Choosing no object gives one empty selection. In exams treat the empty case as valid count (1).

Which concept should I revise for this Mathematics MCQ?

Choosing no object gives one empty selection. In exams treat the empty case as valid count (1).

What exam hint can help solve this Mathematics question?

कोई वस्तु न चुनने का एक empty selection होता है। परीक्षा में empty case को valid count (1) मानें।