question_answer5) If the function 
be continuous at \[x=\frac{\pi }{2},\] then k =
question_answer6) If the function 
is continuous at \[x=0,\] then the value of k is
question_answer7) If the function f defined on 
by 
is continuous, then k is equal to
question_answer13) The derivative of 
with respect to \[\frac{x}{2},\]where 
is
question_answer14) Let 
If \[f(x)\] is continuous in \[\left[ 0,\,\,\frac{\pi }{2} \right]\], then 
is
question_answer15) If \[f(x+y)=f(x).f(y)\forall x.y\] and \[f(5)=2,\,\,f'(0)=3,\] then \[f'(5)\]is
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If K be the set of all points at which f is not differentiable, then the number of elements in the set K is 
where [t] denotes the greatest integer less than or equal to t. Then, the number of points at which f is discontinuous are 
can be made continuous at \[x=0\] by defining \[f(0)\] as 