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Question
The range of the function f(x)=x+3|x+3|,x3 is
 
Options:
A .  {3,−3}
B .  R−{−3}
C .  All positive integers
D .  {−1,1}
Answer: Option D
:
D
f(x)=1 when x+3>0
f(x)=1 when x+3<0
Range ={1,1}

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