Question
Download Solution PDFदीर्घवृत्त 5x2 + 3y2 = 60 के नाभिलंब की लम्बाई ज्ञात कीजिए।
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFसंकल्पना:
दीर्घवृत्त के नाभिलंब की लम्बाई, L.R =
गणना:
दिया गया समीकरण 5x2 + 3y2 = 60 हैं।
⇒
मानक समीकरण के साथ तुलना करने पर, a =
हम जानते हैं कि, नाभिलंब की लम्बाई =
∴ L.R =
⇒ L.R =
सही विकल्प 2 है।
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