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Parabolograph KURODA-ISODA (& κατασκευή β'βάθμιας πολυωνυμικής συνάρτησης)

Avtor:gkdodos

Instructions

a=(GF), b=(FE) and c=(EO). B=B(1,0). Move the cursor A(x,0). You can prove that (AP)=axx+bx+c and the "pencil" at point P draws a parabolic arc...

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