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Which of the following is/are not functi...

Which of the following is/are not functions ([.] denotes the greatest integer and fractional part functions, respectively) ?

A

`(1)/(ln[1-|x|])`

B

`(x !)/({x})`

C

`x ! {x}`

D

`(ln (x-1))/(sqrt((1-x^(2))))`

Text Solution

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The correct Answer is:
A, B, D
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