Add Math(F4) Quadratic Function 3.1

3.1 QUADRATIC FUNCTION AND GRAPH ,[object Object],[object Object],[object Object],[object Object]

3.1.1 Recognising a Quadratic Function ,[object Object]

Example 1: Determine whether the given functions is Quadratic Function. If so, take the values of a, b and c. ,[object Object],[object Object],[object Object],[object Object]

Solution: ,[object Object],[object Object]

Explore by using Geometer’s Sketchpad software.

1.State which of the following are quadratic function 2. Express each of the following quadratic function in the form of . Hence, state the values of a, b and c.

3.1.2 Plotting graph of Quadratic Function ,[object Object],[object Object]

Based on given tabulated values ,[object Object],[object Object],7 -2 -1 -2 -1 2 7 f(x) 3 2 1 0 -1 -2 -3 x

[object Object],Quiz (3 minutes) 13 4 1 4 13 f(x) 2 1 0 -1 -2 x

Based on a given function ,[object Object],[object Object]

Conclusion ,[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object]

Add Math(F4) Quadratic Function 3.1

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Add Math(F4) Quadratic Function 3.1