Expert Mathematics Chapter 1: Real Numbers Class 10 Level 9

यदि \(N=2^3 \times 3^3 \times 5^3\) है, तो (N) किस प्रकार की संख्या है?

If \(N=2^3 \times 3^3 \times 5^3\), what type of number is (N)?

Explanation opens after your attempt
Correct Answer

A. पूर्ण घनPerfect cube

Step 1

Concept

In a perfect cube, all prime exponents are multiples of (3).

Step 2

Why this answer is correct

Each exponent is (3), so (N) is a perfect cube.

Step 3

Exam Tip

To identify a cube, check divisibility of exponents by (3). चरण 1: पूर्ण घन में सभी अभाज्य घातें (3) की गुणज होती हैं। चरण 2: यहां प्रत्येक घात (3) है, इसलिए (N) पूर्ण घन है। चरण 3: पूर्ण घन पहचानते समय घातों को (3) से भाग देकर देखें।

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