Q. 415.0( 1 Vote )

Mark the correct alternative in the following:

The range of the function is

A. {-1, 1}

B. {-1, 0, 1}

C. {1}

D. (0, ∞)

Answer :


When x>-2,


We have


=1


When x<-2,


We have


=-1


R(f)={-1, 1}


Option A is correct..

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