\(30x^2-61x+30=0\) के मूल क्या हैं?
What are the roots of \(30x^2-61x+30=0\)?
Explanation opens after your attempt
A. \(x=\frac{6}{5},\frac{5}{6}\)
Concept
(30x-2-61x+30=(5x-6)(6x-5)), so the roots are \(\frac{6}{5}\) and \(\frac{5}{6}\). In exams, keep the denominators of fractional roots correct.
Why this answer is correct
The correct answer is A. \(x=\frac{6}{5},\frac{5}{6}\). (30x-2-61x+30=(5x-6)(6x-5)), so the roots are \(\frac{6}{5}\) and \(\frac{5}{6}\). In exams, keep the denominators of fractional roots correct.
Exam Tip
(30x-2-61x+30=(5x-6)(6x-5)), इसलिए मूल \(\frac{6}{5}\) और \(\frac{5}{6}\) हैं। परीक्षा में भिन्न मूलों के हर को सही रखें।
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