Explain why the dots in Figure 23 lie on a parabola. Where are the focus and directrix
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Explain why the dots in Figure 23 lie on a parabola. Where are the focus and directrix located?
Transcribed Image Text:
- y =3c - y = 2c - y =c - y =-c X
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All the circles are centered at 0 c and the kth circle has radius kc Hence the in...View the full answer
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