यदि \(x^2+4x+1=0\), तो पूर्ण वर्ग विधि से सही रूप कौनसा है?
If \(x^2+4x+1=0\), which form is correct by completing square?
Explanation opens after your attempt
Correct Answer
A. ((x+2)2=3)
Concept
Adding (4) to \(x^2+4x=-1\) gives ((x+2)2=3). In exams, add the same number to both sides.
Why this answer is correct
The correct answer is A. ((x+2)2=3). Adding (4) to \(x^2+4x=-1\) gives ((x+2)2=3). In exams, add the same number to both sides.
Exam Tip
\(x^2+4x=-1\) में (4) जोड़ने पर ((x+2)2=3) मिलता है। परीक्षा में दोनों पक्षों में समान संख्या जोड़ें।
Login to save your score, XP, coins and progress.