Mark the correct alternative in the following:

If the function f(x) defined by is continuous at x = 0, then k =


Formula:-


(i) A function f(x) is said to be continuous at a point x=a of its domain, iff



(ii) Standard limits ,


(iii) , where ,


Given:-


Now,



Using formula(III)



(Using standard limit)


Function f(x) is continuous at x=0



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