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Question Easy Mathematics Real Numbers 3: Prime factorisation Class 10 Level 8

अभाज्य गुणनखंडन करते समय 1 को अंतिम अभाज्य गुणनखंड क्यों नहीं लिखा जाता?

Why is 1 not written as a final prime factor during prime factorisation?

Explanation opens after your attempt
Correct Answer

A. क्योंकि 1 अभाज्य संख्या नहीं हैBecause 1 is not a prime number

Step 1

Concept

A prime number has exactly two factors.

Step 2

Why this answer is correct

1 has only one factor, so 1 is not prime.

Step 3

Exam Tip

Do not write 1 as a final factor in prime factorisation. चरण 1: अभाज्य संख्या के ठीक दो गुणनखंड होते हैं। चरण 2: 1 का केवल एक ही गुणनखंड है, इसलिए 1 अभाज्य नहीं है। चरण 3: अभाज्य गुणनखंडन में 1 को अंतिम गुणनखंड न लिखें।

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