यदि (D<0) है तो किसी द्विघात समीकरण के वास्तविक मूलों की संख्या कितनी होगी?
If (D<0), how many real roots will a quadratic equation have?
Explanation opens after your attempt
Correct Answer
A. (0)
Concept
When (D<0), there are no real roots. Therefore the number of real roots is (0).
Why this answer is correct
The correct answer is A. (0). When (D<0), there are no real roots. Therefore the number of real roots is (0).
Exam Tip
(D<0) होने पर वास्तविक मूल नहीं होते। इसलिए वास्तविक मूलों की संख्या (0) होगी।
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