\(3a^2-12b^2\) का पूर्ण गुणनखंडन क्या है?
What is the complete factorisation of \(3a^2-12b^2\)?
Explanation opens after your attempt
C. (3(a-2b)(a+2b))
Concept
First take (3) common and split \(a^2-4b^2\) by difference of squares. Exam tip: check further factorisation after taking common factor.
Why this answer is correct
The correct answer is C. (3(a-2b)(a+2b)). First take (3) common and split \(a^2-4b^2\) by difference of squares. Exam tip: check further factorisation after taking common factor.
Exam Tip
पहले (3) समान निकालें और \(a^2-4b^2\) को वर्गों के अंतर से तोड़ें। परीक्षा में समान गुणनखंड निकालने के बाद भी आगे जांचें।
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