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Let f:[2, infty) to R be the function de...

Let `f:[2, infty) to R` be the function defined by `f(x)=x^(2)-4x+5`, then the range of f is

A

R

B

`[1, infty]`

C

`[4, infty)`

D

`[5, infty)`

Text Solution

Verified by Experts

The correct Answer is:
B
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