Trajectory Equation (y = x tan θ − gx²/(2u² cos²θ))
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y = x tan θ − gx²/(2u² cos²θ)
What each symbol means
| Symbol | What it stands for |
|---|---|
| g | g |
| u | Speed |
| x | Horizontal (m) |
| y | Vertical (m) |
| θ | Angle |
When to use this
Origin at launch; x horizontal; y vertical; no air.