Let f:""R to R be defined by f(x)""={k-2...

Let `f:""R to R` be defined by `f(x)""={k-2x , if""xlt=-1," "2x+3,if""x > -1}`.
If f has a local minimum at `x""=""1`
, then a possible value of k is

A

(a) `-1/2`

B

(b) `-1`

C

(c) `1`

D

(d) `0`

Verified by Experts

The correct Answer is:

B

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