JEE Math Practice Question
The value of c in the Lagrange's mean value theorem for the function ƒ(x) = x3 - 4x2 + 8x + 11, when x $$ \in $$ [0, 1] is:
- A.$${2 \over 3}$$
- B.$${{\sqrt 7 - 2} \over 3}$$
- C.$${{4 - \sqrt 5 } \over 3}$$
- D.$${{4 - \sqrt 7 } \over 3}$$
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