\(4x^2-9\) को द्विघात पहचान से लिखें।
Write \(4x^2-9\) using a quadratic identity.
Explanation opens after your attempt
B. ((2x-3)(2x+3))difference of squares
Concept
(4x-2=(2x)2) and \(9=3^2\). In exams write difference of squares as ((a-b)(a+b)).
Why this answer is correct
The correct answer is B. ((2x-3)(2x+3)) / difference of squares. (4x-2=(2x)2) and \(9=3^2\). In exams write difference of squares as ((a-b)(a+b)).
Exam Tip
(4x-2=(2x)2) और \(9=3^2\) है। परीक्षा में वर्गों के अंतर को ((a-b)(a+b)) लिखें।
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