यदि किसी द्विघात समीकरण में (D=-9) हो, तो कौनसा निष्कर्ष सही है?
If a quadratic equation has (D=-9), which conclusion is correct?
Explanation opens after your attempt
Correct Answer
A. वास्तविक मूल नहीं होंगेThere will be no real roots
Concept
When (D<0), no real square root is obtained. In exams, remember the meaning of a negative discriminant.
Why this answer is correct
The correct answer is A. वास्तविक मूल नहीं होंगे / There will be no real roots. When (D<0), no real square root is obtained. In exams, remember the meaning of a negative discriminant.
Exam Tip
(D<0) होने पर वास्तविक वर्गमूल नहीं मिलता। परीक्षा में ऋणात्मक विविक्तकर का अर्थ याद रखें।
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