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If f(x)={3+|x-k|,xlt=k a^2-2+(s n(x-k))/...

If `f(x)={3+|x-k|,xlt=k a^2-2+(s n(x-k))/(x-k),x > k` has minimum at `x=k ,` then `a in R` b. `|a|<2` c. `|a|>2` d. `1<|a|<2`

A

`a in R`

B

`|a| lt 2`

C

`|a| gt 2`

D

`1 lt |a| lt 2`

Text Solution

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The correct Answer is:
C
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