If f(x) = {(x^2+k,,,x ge 0),(-x^2-k,,,x ...

If `f(x) = {(x^2+k,,,x ge 0),(-x^2-k,,,x lt 0):}` is continuous at x = 0, then k is equal to

A

(a) 0

B

(b) 1

C

(c) 2

D

(d) -2

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The correct Answer is:

A

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