\(a^2+2ab+b^2-c^2\) को गुणनखंडित कीजिए।
Factorise \(a^2+2ab+b^2-c^2\).
Explanation opens after your attempt
A. ((a+b-c)(a+b+c))
Concept
The first three terms make ((a+b)2). In exams, identify the hidden perfect square.
Why this answer is correct
The correct answer is A. ((a+b-c)(a+b+c)). The first three terms make ((a+b)2). In exams, identify the hidden perfect square.
Exam Tip
पहले तीन पद ((a+b)2) बनाते हैं। परीक्षा में छिपे पूर्ण वर्ग को पहचानें।
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