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Let f : R to R be defined by if (x)=...

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

A

`0`

B

`-(1)/(2)`

C

`-1`

D

`1`

Text Solution

Verified by Experts

The correct Answer is:
C
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