Hard Mathematics Chapter 1: Real Numbers Class 10 Level 15

निम्न में से कौन-सा व्यंजक परिमेय नहीं है?

Which of the following expressions is not rational?

Explanation opens after your attempt
Correct Answer

C. \(\sqrt{6}+\sqrt{24}\)

Step 1

Concept

Simplify each option first.

Step 2

Why this answer is correct

\(\sqrt{6}+\sqrt{24}=\sqrt{6}+2\sqrt{6}=3\sqrt{6}\), which is irrational.

Step 3

Exam Tip

Radicals may cancel in multiplication, but not always in addition. चरण 1: पहले प्रत्येक विकल्प को सरल करें। चरण 2: \(\sqrt{6}+\sqrt{24}=\sqrt{6}+2\sqrt{6}=3\sqrt{6}\), जो अपरिमेय है। चरण 3: गुणन में मूल कट सकते हैं, पर योग में हमेशा ऐसा नहीं होता।

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What is the correct answer to this Mathematics MCQ?

The correct answer is C. \(\sqrt{6}+\sqrt{24}\).

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