यदि \(x^2+kx+16=0\) के मूल समान हैं तो (k) का एक संभावित मान कौन सा है?
If the roots of \(x^2+kx+16=0\) are equal, which is one possible value of (k)?
Explanation opens after your attempt
A. (8)
Concept
From \(k^2=64\), we get (k=8) or (k=-8). Among the given options (8) is correct.
Why this answer is correct
The correct answer is A. (8). From \(k^2=64\), we get (k=8) or (k=-8). Among the given options (8) is correct.
Exam Tip
\(k^2=64\) से (k=8) या (k=-8) मिलता है। दिए गए विकल्पों में (8) सही है।
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