\( x^2-49 \) को गुणनखंडों में लिखिए।
Write \( x^2-49 \) in factors.
Explanation opens after your attempt
Correct Answer
B. ( (x+7)(x-7) )सही रूप
Concept
Since \(49=7^2\), (x-2-49=(x+7)(x-7)). Exam tip: identify square roots.
Why this answer is correct
The correct answer is B. ( (x+7)(x-7) ) / सही रूप. Since \(49=7^2\), (x-2-49=(x+7)(x-7)). Exam tip: identify square roots.
Exam Tip
\(49=7^2\) इसलिए (x-2-49=(x+7)(x-7))। परीक्षा में वर्गमूल पहचानें।
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