यदि \(x^2+2x+5=0\), तो वास्तविक संख्या पद्धति में मूलों के बारे में कौन सा कथन सही है?
If \(x^2+2x+5=0\), which statement about the roots in the real number system is correct?
Explanation opens after your attempt
C. कोई वास्तविक मूल नहीं हैThere are no real roots
Concept
The discriminant is (4-20=-16), which is negative, so there are no real roots. In exams do not treat a negative discriminant as real zeroes.
Why this answer is correct
The correct answer is C. कोई वास्तविक मूल नहीं है / There are no real roots. The discriminant is (4-20=-16), which is negative, so there are no real roots. In exams do not treat a negative discriminant as real zeroes.
Exam Tip
विविक्तकर (4-20=-16) ऋणात्मक है, इसलिए वास्तविक मूल नहीं हैं। परीक्षा में ऋणात्मक विविक्तकर को वास्तविक शून्यक नहीं मानें।
Login to save your score, XP, coins and progress.
