Mathematics · Coordinate Geometry
माना A परवलय y2 = 8x की नाभि है। माना रेखा y = mx + c परवलय को दो भिन्न बिंदुओं B और C पर काटती है। यदि त्रिभुज ABC का केंद्रक (73, 43) है, तो (BC)2 का मान बराबर है:
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सही उत्तर देखें
80
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