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Let f(x) be defined in [-2, 2] by f(x)...

Let f(x) be defined in [-2, 2] by
`f(x) = "maximum" (sqrt(4-x^2), sqrt(1+x^2), -2 le x le 0`
minimum `(sqrt((4-x^2), sqrt(1+x^2), 0 lt x le 2`, then f(x)

A

is continuous at all points

B

has a point of discontinuity

C

is not differentiable only one point

D

is not differentiable at more than one point

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The correct Answer is:
B, D
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