Q21 of 43 Page 5

Find the value of k for which is continuous at x = 0. (CBSE 2017)

Given:


f(x) is continuous at x = 0 & f(0) = k


If f(x) to be continuous at x = 0,then,


f(0)– = f(0) + = f(0)


LHL = f(0)– =










1


Since f(x) is continuous at x = 0 & f(0) = k,then


k = 1

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