│x+1│< 3 অসমতার সমাধান সেট হবে-

A -4 < x < 2

B -2 < x < 2

C -4 < x < 4

D -4 ≤ x≤- 2

Solution

Correct Answer: Option A

   │x+1│< 3 

=> -3 < x + 1 < 3 

=> -3 - 1 < x + 1 - 1 < 3 - 1 

=> -4 < x < 2 

 

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