यदि द्विघात समीकरण के लिए (D=0) हो तो मूल कैसे होंगे?
If (D=0) for a quadratic equation, how will the roots be?
Explanation opens after your attempt
Correct Answer
A. दो वास्तविक और समानtwo real and equal
Concept
When (D=0), both roots are equal. These are also called repeated real roots.
Why this answer is correct
The correct answer is A. दो वास्तविक और समान / two real and equal. When (D=0), both roots are equal. These are also called repeated real roots.
Exam Tip
(D=0) होने पर दोनों मूल बराबर होते हैं। इसे दोहराए गए वास्तविक मूल भी कहते हैं।
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