Expert Mathematics Chapter 1: Real Numbers Class 10 Level 9

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

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

Explanation opens after your attempt
Correct Answer

A. पूर्ण वर्गPerfect square

Step 1

Concept

In a perfect square, every prime exponent is even.

Step 2

Why this answer is correct

Here all exponents are (2), so (N) is a perfect square.

Step 3

Exam Tip

To identify a square, check whether all exponents are even. चरण 1: पूर्ण वर्ग में हर अभाज्य गुणनखंड की घात सम होती है। चरण 2: यहां सभी घातें (2) हैं, इसलिए (N) पूर्ण वर्ग है। चरण 3: पूर्ण वर्ग पहचानने के लिए घातों की समता जांचें।

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The correct answer is A. पूर्ण वर्ग / Perfect square.

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