Question
Download Solution PDFयदि है, तो
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFदिया गया है:
प्रयुक्त अवधारणा:
यदि a + 1/a = b, तो
a3 + 1/a3 = b3 - 3b
गणना:
x2 - 5x + 1 = 0
⇒ x2 + 1 = 5x
⇒ x + 1/x = 5
अब,
⇒
⇒
⇒
⇒
⇒ 23
∴ अभीष्ट उत्तर 23 है।
Last updated on Jun 13, 2025
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