Plotting and interpreting a quadratic

Plotting and interpreting a quadratic

Secondary 2
6 marks
TGM Original Questions

The function is \(y=x^2-4x+1\).

  1. Construct a table for integer values \(-1\le x\le5\).[1]
  2. Draw the graph on the grid.[2]
  3. State the turning point, line of symmetry and whether it is a maximum or minimum.[3]

Solution:

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Answer:(a) \(6,1,-2,-3,-2,1,6\). (b) See graph. (c) Turning point \((2,-3)\); symmetry \(x=2\); minimum.

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