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Question: Sketch the graph of y < x2 - 4x and find whether the point (5, - 2) lies inside or out side the graph.


A ) Outside
B ) Inside
C ) Point on the graph
D ) None of the above

Steps to derive

 [Original Inequality.]
1 y < x2 - 4x

2 The graph of the inequality is:


3 From the graph it can be concluded that point (5, -2) lies inside the graph.



Hence the right answer is Option B

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