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"Let " f(x) ={underset(7 -x " "x in...

`"Let " f(x) ={underset(7 -x " "x in (4,6))underset(2" "x=4)underset(5-x " "x in (2,4))(x" " x in [1,2]).` Then which of the following statements is `//`are correct about f(x) ?

A

Function is strictly increasing at point x=2

B

Function is strictly increasing at point x=4

C

Function is not increasing at point x=2 and x=4

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
C
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