Expert Mathematics Chapter 1: Real Numbers Class 10 Level 15

कौन सा कथन \(\sqrt{2}\cdot \sqrt{3}\) के बारे में सही है?

Which statement is correct about \(\sqrt{2}\cdot \sqrt{3}\)?

Explanation opens after your attempt
Correct Answer

B. यह \(\sqrt{6}\) है और अपरिमेय हैIt is \(\sqrt{6}\) and irrational

Step 1

Concept

The product of radicals is \(\sqrt{2}\cdot \sqrt{3}=\sqrt{6}\).

Step 2

Why this answer is correct

Since (6) is not a perfect square \(\sqrt{6}\) is irrational.

Step 3

Exam Tip

In multiplication the numbers inside radicals multiply, not add. चरण 1: वर्गमूलों का गुणनफल \(\sqrt{2}\cdot \sqrt{3}=\sqrt{6}\) है। चरण 2: (6) पूर्ण वर्ग नहीं है इसलिए \(\sqrt{6}\) अपरिमेय है। चरण 3: गुणन में भीतर की संख्याएं गुणा होती हैं जोड़ नहीं।

FAQs

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What is the correct answer to this Mathematics MCQ?

The correct answer is B. यह \(\sqrt{6}\) है और अपरिमेय है / It is \(\sqrt{6}\) and irrational.

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