5. Continuity and Differentiation
easy

Rolle's theorem is true for the function $f(x) = {x^2} - 4 $ in the interval

A

$[-2, 0]$

B

$[-2, 2]$

C

$\left[ {0,\,{1 \over 2}} \right]$

D

$[0,\,\,2]$

Solution

(b) If Rolle's theorem is true for any function $f(x)$ in $[a,\,b].$

Then $f(a) = f(b),$ therefore $ [-2,2].$

Standard 12
Mathematics

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