1.

If the function f:R rarr R defined by {:{(a((1-cos2x)/(x))",","for" x lt 0 ),("b," ,"for "x=0),((sqrt(x))/(sqrt(4+sqrt(x))-2)",","for "x gt 0):} is continuous at x=0, then a+b=0

Answer»

2
4
6
8

Answer :C


Discussion

No Comment Found

Related InterviewSolutions