Mathematics · Trigonometry
If x = a sin(θ) and y = a cos(θ), then find the correct relation between x, y, and a.
- 1x2 + y2 = a2✓
- 2x2 + y2 = -a2
- 3x2 - y2 = -a2
- 4x2 - y2 = a2
Correct answer
x2 + y2 = a2
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