exam Maths Puzzle Numerical Ability

Sketch the graph of the following function
f(x) = x^2 - 2

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exam Other Question

Graph each of the following quadratic equations after completing the given table of values.
y=-x^2- 2

x y
-2
-1
0
1
2 Determine the maximum number of turning points of f.
f(x) = (x-2)^2(x+3)^2