\(8x^2=72\) के हल क्या हैं?
What are the solutions of \(8x^2=72\)?
Explanation opens after your attempt
Correct Answer
A. \(x=\pm3\)
Concept
From \(8x^2=72\), \(x^2=9\), so \(x=\pm3\). In exams, write both values in the final answer.
Why this answer is correct
The correct answer is A. \(x=\pm3\). From \(8x^2=72\), \(x^2=9\), so \(x=\pm3\). In exams, write both values in the final answer.
Exam Tip
\(8x^2=72\) से \(x^2=9\), इसलिए \(x=\pm3\) है। परीक्षा में अंतिम उत्तर में दोनों मान लिखें।
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