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The greatest, the least values of the ...

The greatest, the least values of the function ,`f(x) =2-sqrt(1+2x+x^(2)), x in [-2,1]` are respectively

A

`2,1`

B

`2, -1`

C

`2,0`

D

` -2,3`

Text Solution

Verified by Experts

The correct Answer is:
C
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