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The function f (x) =(2x^(2)+7)/(x ^(3) +...

The function `f (x) =(2x^(2)+7)/(x ^(3) +3x ^(2) -x-3)` is underfined at-

A

`x=1` only

B

`x=1 and x=-1` only

C

`x=1, x=-1 and x=-3`

D

none of these

Text Solution

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The correct Answer is:
C
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