समीकरण \(x^2=121\) के मूल कौन से हैं?

What are the roots of \(x^2=121\)?

Explanation opens after your attempt
Correct Answer

A. (11) और (-11)(11) and (-11)

Step 1

Concept

From \(x^2=121\), we get \(x=\pm11\). Take both signs while finding square roots.

Step 2

Why this answer is correct

The correct answer is A. (11) और (-11) / (11) and (-11). From \(x^2=121\), we get \(x=\pm11\). Take both signs while finding square roots.

Step 3

Exam Tip

\(x^2=121\) से \(x=\pm11\) मिलता है। वर्गमूल लेते समय दोनों चिन्ह लें।

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Mathematics Answer, Explanation and Revision Hints

समीकरण \(x^2=121\) के मूल कौन से हैं? / What are the roots of \(x^2=121\)?

Correct Answer: A. (11) और (-11) / (11) and (-11). Explanation: \(x^2=121\) से \(x=\pm11\) मिलता है। वर्गमूल लेते समय दोनों चिन्ह लें। / From \(x^2=121\), we get \(x=\pm11\). Take both signs while finding square roots.

Which concept should I revise for this Mathematics MCQ?

From \(x^2=121\), we get \(x=\pm11\). Take both signs while finding square roots.

What exam hint can help solve this Mathematics question?

\(x^2=121\) से \(x=\pm11\) मिलता है। वर्गमूल लेते समय दोनों चिन्ह लें।