Mathematics · Coordinate Geometry
If x = a2cos3(θ) and y = b2sin3(θ), then which of the following relations is correct?
- 1x2 + y2 = 1a2 + 1b2
- 2x + y = 0
- 3(xa2)2/3 + (yb2)2/3 = 1✓
- 4x + y = a2b2
Correct answer
(xa2)2/3 + (yb2)2/3 = 1
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