Question
Download Solution PDFयदि \(x = {1 \ \over x - 3}\), (x > 0) है, तो \(x + {1 \ \over x}\) का मान है
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFप्रयुक्त संकल्पना:
यदि x - 1/x = a है, तब x + 1/x = √(a2 + 4)
गणना:
⇒ x2 - 3x = 1
⇒ x2 - 3x - 1 = 0
⇒ x - 3 - 1/x = 0
⇒ x - 1/x = 3
अब, यदि x - 1/x = 3 है, तब = √(32 + 4) =
∴ सही उत्तर है
Last updated on Jul 12, 2025
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