Mathematics · Parabola
परवलय y2 = 4ax का केन्द्रज (evolute) है:
- 127ay2 = 4(x - 2a)3✓
- 227ay2 = 4(x + 2a)3
- 327ay2 = 4(x - 3a)3
- 427ay2 = 4(x + 3a)3
सही उत्तर देखें
27ay2 = 4(x - 2a)3
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