यदि (D=0) और मूलों का योग (10) है तो प्रत्येक मूल क्या होगा?
If (D=0) and the sum of roots is (10), what will each root be?
Explanation opens after your attempt
Correct Answer
A. (5)
Concept
When (D=0), both roots are equal. Therefore each root is \(\frac{10}{2}=5\).
Why this answer is correct
The correct answer is A. (5). When (D=0), both roots are equal. Therefore each root is \(\frac{10}{2}=5\).
Exam Tip
(D=0) होने पर दोनों मूल बराबर होते हैं। इसलिए प्रत्येक मूल \(\frac{10}{2}=5\) होगा।
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