\(x^2-4y^2+2x+4y\) को गुणनखंडित कीजिए।
Factorise \(x^2-4y^2+2x+4y\).
Explanation opens after your attempt
A. ((x+2y)(x-2y+2))
Concept
Write it as (x-2-4y-2+2(x+2y)), so ((x+2y)) is common. In exams, group after difference of squares.
Why this answer is correct
The correct answer is A. ((x+2y)(x-2y+2)). Write it as (x-2-4y-2+2(x+2y)), so ((x+2y)) is common. In exams, group after difference of squares.
Exam Tip
इसे (x-2-4y-2+2(x+2y)) लिखकर ((x+2y)) सामान्य आता है। परीक्षा में वर्गों के अंतर के बाद समूहन करें।
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