\(4x^2-12x+9\) का पूर्ण वर्ग रूप क्या है?
What is the perfect square form of \(4x^2-12x+9\)?
Explanation opens after your attempt
C. ((2x-3)2)
Concept
(4x-2=(2x)2), \(9=3^2\), and the middle term is (-12x). Exam tip: take square roots with coefficients.
Why this answer is correct
The correct answer is C. ((2x-3)2). (4x-2=(2x)2), \(9=3^2\), and the middle term is (-12x). Exam tip: take square roots with coefficients.
Exam Tip
(4x-2=(2x)2), \(9=3^2\) और बीच का पद (-12x) है। परीक्षा में गुणांक सहित वर्गमूल लें।
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