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Question

The function f is defined by
f(x)=1x,x<01,x=0x+1,x>0 Draw the graph of f(x).

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Solution

Here,
f(x)=1x for x<0. So,
f(4)=1(4)=5f(3)=1(3)=4f(2)=1(2)=3f(1)=1(1)=2 etc
Also, f(x) = x + 1, for x > 0
and f(1) = 2, f(2) = 3, f(3) = 4, f(4) = 5 and so on.
Thus, the graph of f is as shown below:


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