\(x^2-121=0\) के हल क्या हैं?

What are the solutions of \(x^2-121=0\)?

Explanation opens after your attempt
Correct Answer

A. \(x=\pm11\)

Step 1

Concept

(x-2-121=(x-11)(x+11)), so \(x=\pm11\). In exams, recognize \(121=11^2\).

Step 2

Why this answer is correct

The correct answer is A. \(x=\pm11\). (x-2-121=(x-11)(x+11)), so \(x=\pm11\). In exams, recognize \(121=11^2\).

Step 3

Exam Tip

(x-2-121=(x-11)(x+11)), इसलिए \(x=\pm11\) है। परीक्षा में \(121=11^2\) पहचानें।

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Mathematics Answer, Explanation and Revision Hints

\(x^2-121=0\) के हल क्या हैं? / What are the solutions of \(x^2-121=0\)?

Correct Answer: A. \(x=\pm11\). Explanation: (x-2-121=(x-11)(x+11)), इसलिए \(x=\pm11\) है। परीक्षा में \(121=11^2\) पहचानें। / (x-2-121=(x-11)(x+11)), so \(x=\pm11\). In exams, recognize \(121=11^2\).

Which concept should I revise for this Mathematics MCQ?

(x-2-121=(x-11)(x+11)), so \(x=\pm11\). In exams, recognize \(121=11^2\).

What exam hint can help solve this Mathematics question?

(x-2-121=(x-11)(x+11)), इसलिए \(x=\pm11\) है। परीक्षा में \(121=11^2\) पहचानें।