if f(x) ={{:((1-|x|)/(1+x),xne-1),(1, x=...

`if f(x) ={{:((1-|x|)/(1+x),xne-1),(1, x=-1):}`then f([2x]) , where [.] represents the greatest integer function , is

A

discontinuous at x=-1

B

continuous at x=0

C

continuous at x=1/2

D

continuous at x=1

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The correct Answer is:

B

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