यदि (D=49) है, तो द्विघात समीकरण के मूलों की प्रकृति क्या होगी?
If (D=49), what will be the nature of roots of the quadratic equation?
Explanation opens after your attempt
Correct Answer
A. दो भिन्न वास्तविक मूलTwo distinct real roots
Concept
Since (D=49>0), two distinct real roots are obtained. The sign of the discriminant tells the nature of roots.
Why this answer is correct
The correct answer is A. दो भिन्न वास्तविक मूल / Two distinct real roots. Since (D=49>0), two distinct real roots are obtained. The sign of the discriminant tells the nature of roots.
Exam Tip
(D=49>0), इसलिए दो भिन्न वास्तविक मूल मिलते हैं। विवेचक का चिन्ह मूलों की प्रकृति बताता है।
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