Parabolas

READ the instructions on the right and INTERACT with the C.a.R. applet below.

Created by Steven Lapinski using the Compass and Ruler (C.a.R.) java program.

Investigation Steps

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Move points a, b, h and k and determine how they change the graph

  1. What happens to the graph when h is changed? it is zero?

  2. What happens to the graph when b is changed? it is zero?

  3. What happens to the graph when k is changed? it is zero?

  4. What happens to the graph when a is changed? it is zero?