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Questions  

The solution set of the inequality |x+2|xx<2 is

a
(0, 1)
b
[0, 2]
c
(−∞,0)∪(1,∞)
d
none of these

detailed solution

Correct option is C

We have |x+2|−xx<2⇒ |x+2|−3xx<0Let |x+2|−3x=0⇒ x+2=±3x⇒ x=1Sign scheme of the expression |x+2|−3xx is as shown in the following figure:  From the sign scheme, x∈(−∞,0)∪(1,∞)

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