(4) अलग अक्षरों से repetition not allowed होने पर (3)-letter codes की संख्या क्या होगी?

How many (3)-letter codes can be made from (4) distinct letters when repetition is not allowed?

Explanation opens after your attempt
Correct Answer

B. \(^{4}P_3\)

Step 1

Concept

For an ordered code without repetition there are \(4\times3\times2\) ways. In exams a code has order.

Step 2

Why this answer is correct

The correct answer is B. \(^{4}P_3\). For an ordered code without repetition there are \(4\times3\times2\) ways. In exams a code has order.

Step 3

Exam Tip

बिना पुनरावृत्ति ordered code के लिए \(4\times3\times2\) तरीके हैं। परीक्षा में code में order होता है।

Question me issue ya doubt hai?

Answer, explanation, typing mistake ya suggestion directly hamari team ko bhejein. 📱Helpline (Call / WhatsApp): +91 7272824365

Related Mathematics Questions

FAQs

Mathematics Answer, Explanation and Revision Hints

(4) अलग अक्षरों से repetition not allowed होने पर (3)-letter codes की संख्या क्या होगी? / How many (3)-letter codes can be made from (4) distinct letters when repetition is not allowed?

Correct Answer: B. \(^{4}P_3\). Explanation: बिना पुनरावृत्ति ordered code के लिए \(4\times3\times2\) तरीके हैं। परीक्षा में code में order होता है। / For an ordered code without repetition there are \(4\times3\times2\) ways. In exams a code has order.

Which concept should I revise for this Mathematics MCQ?

For an ordered code without repetition there are \(4\times3\times2\) ways. In exams a code has order.

What exam hint can help solve this Mathematics question?

बिना पुनरावृत्ति ordered code के लिए \(4\times3\times2\) तरीके हैं। परीक्षा में code में order होता है।