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Range of the function f(x)=(x^(2)+x+2)/(...

Range of the function `f(x)=(x^(2)+x+2)/(x^(2)+x+1),x inR` is :

A

`(1,oo)`

B

`(1,(11)/(7))`

C

`(1,(7)/(3)]`

D

`(1,(7)/(5))`

Text Solution

Verified by Experts

The correct Answer is:
C
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