यदि \(a=\sqrt{3}+2\) और \(b=\sqrt{3}-2\) हैं तो (ab) क्या है?

If \(a=\sqrt{3}+2\) and \(b=\sqrt{3}-2\), what is (ab)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

A. (-1)

Step 1

Concept

(ab=\(\sqrt{3}\)2-22=3-4=-1). A conjugate product can be rational.

Step 2

Why this answer is correct

The correct answer is A. (-1). (ab=\(\sqrt{3}\)2-22=3-4=-1). A conjugate product can be rational.

Step 3

Exam Tip

(ab=\(\sqrt{3}\)2-22=3-4=-1) है। संयुग्मी गुणनफल परिमेय हो सकता है।

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Mathematics Answer, Explanation and Revision Hints

यदि \(a=\sqrt{3}+2\) और \(b=\sqrt{3}-2\) हैं तो (ab) क्या है? / If \(a=\sqrt{3}+2\) and \(b=\sqrt{3}-2\), what is (ab)?

Correct Answer: A. (-1). Explanation: (ab=\(\sqrt{3}\)2-22=3-4=-1) है। संयुग्मी गुणनफल परिमेय हो सकता है। / (ab=\(\sqrt{3}\)2-22=3-4=-1). A conjugate product can be rational.

Which concept should I revise for this Mathematics MCQ?

(ab=\(\sqrt{3}\)2-22=3-4=-1). A conjugate product can be rational.

What exam hint can help solve this Mathematics question?

(ab=\(\sqrt{3}\)2-22=3-4=-1) है। संयुग्मी गुणनफल परिमेय हो सकता है।