Hard Mathematics Chapter 1: Real Numbers Class 10 Level 9

किस विकल्प में अभाज्य गुणनखंडन अधूरा है?

Which option has incomplete prime factorisation?

Explanation opens after your attempt
Correct Answer

A. \(2^5\times81\times49\)

Step 1

Concept

In an incomplete form, composite bases remain.

Step 2

Why this answer is correct

81 and 49 are composite bases.

Step 3

Exam Tip

\(2^5\times81\times49\) must be changed into \(2^5\times3^4\times7^2\). चरण 1: अधूरे रूप में संयुक्त आधार बच जाता है। चरण 2: 81 और 49 संयुक्त आधार हैं। चरण 3: \(2^5\times81\times49\) को \(2^5\times3^4\times7^2\) में बदलना होगा।

FAQs

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What is the correct answer to this Mathematics MCQ?

The correct answer is A. \(2^5\times81\times49\).

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