Question
Download Solution PDF\(\rm \left(3y-\frac{3}{y}\right)=5\) என்றால், \(\rm \left(y^2+\frac{1}{y^2}\right)\) இன் மதிப்பைக் கண்டுபிடிக்கவும்
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFகொடுக்கப்பட்டது:
\(\rm \left(3y-\frac{3}{y}\right)=5 \)
பயன்படுத்திய வாய்பாடு:
(a - b)2 = a2 + b2 - 2ab
கணக்கீடு:
⇒ y - 1/y = 5/3
⇒ y2 + 1/y2 - 2 = 25/9
⇒ y2 + 1/y2 = 25/9 + 2
⇒ y2 + 1/y2 = (25 +18)/9
⇒ y2 + 1/y2 = 43/9
∴ சரியான பதில் 43/9 ஆகும்.
Last updated on Jul 17, 2025
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