समीकरण \(9x^2+12kx+4k^2=0\) के मूलों की प्रकृति क्या है?
What is the nature of roots of \(9x^2+12kx+4k^2=0\)?
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Correct Answer
A. दो समान वास्तविक मूलTwo equal real roots
Concept
It can be written as ((3x+2k)2=0). Therefore both roots are equal and real.
Why this answer is correct
The correct answer is A. दो समान वास्तविक मूल / Two equal real roots. It can be written as ((3x+2k)2=0). Therefore both roots are equal and real.
Exam Tip
यह ((3x+2k)2=0) के रूप में लिखा जा सकता है। इसलिए दोनों मूल समान वास्तविक होते हैं।
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