Polar Coordinates Ï = x 2 + y 2 , θ = arctan (y/n) give where Ï'
Question:
where Ï' = dÏ/dθ. Derive this. Use it to find the total length of cardioid Ï = α(1 - cos θ). Sketch this curve.
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p² + p² d0, 12
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