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If f(x)=e^(1-x) then f(x) is...

If `f(x)=e^(1-x) `then f(x) is

A

increasing in `[-1/2,1]`

B

decreasing in R

C

increasing in R

D

decreasing in `[-1/2,1]`

Text Solution

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The correct Answer is:
A
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