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Let f:BrarrRbe difined by f(x) ={{:(k...

Let f:B`rarr`Rbe difined by
f(x) =`{{:(k-2x,ifxle-1),(2x+3, if gt -1):}`
If f has a local mininum at x =-1 then a possible value of k is

A

1

B

0

C

`-1//2`

D

`-1`

Text Solution

Verified by Experts

The correct Answer is:
D
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