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asked ago in Mathematics by (53.5k points)

f(x) = { x + 2, x ≤ 2, x2 , 2 < x ≤ 3, x3 - 18 , x > 3

(A) f(x) is continuous in R.

(B) f(x) is discontinuous at 'a' for some a  R.

(C) f(x) is continuous at infinitely many real x.

(D) f(x) is discontinuous at infinitely many real x

1 Answer

+1 vote
answered ago by (21.2k points)
selected ago by
 
Best answer

Correct option (A)(C)

Explanation:

f is discontinuous at points outside its domain.

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