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Which of the following statemens are tru...

Which of the following statemens are true regarding the expression `f(x)=x^(2)-6x+11`?
I. The expression has a least value of 11
II. The value of the expression is always positive for any value of x
III. The roots of f(x) =0 are real

A

Only I

B

Only II

C

Both I and II

D

BothII and III

Text Solution

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The correct Answer is:
B
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