Let `f (x)= {{:(sin ^(2) x"," , "x is rational"),(-sin ^(2)x",", " x is irrational"):},` then set of points, where f (x) is continuous, is:

If f (x)= [{:(x,,, "if x is rational"), (1-x,,," if x is irrational "):}, then number of points for x in R, where y =f (f (x)) discontinous is:

If f (x)= [{:(x,,, "if x is rational"), (1-x,,," if x is irrational "):}, then number of points for x in R, where y =f (f (x)) discontinous is:

Let f(x) be given that f(x)={{:(,x,"if x is rational"),(,1-x,"if x is irrational"):} The number of points at which f(x) is continuous, is

Let f(x) be given that f(x)={{:(,x,"if x is rational"),(,1-x,"if x is irrational"):} The number of points at which f(x) is continuous, is

If f(x)={{:("2x+3, when x is an rational ,"),(x^(2)+1", when x is irrational,"):} then f(0) =

Let f(x) = [{:(x^(2), " if x is irrational"),(1, " if x is rational"):} , then

Let f(x)={cos^2x; x e Q -cos^2x; xQ ', then set of points, where f(x) is continuous, is'

Let f defined on [-5, 5] as f(x)={{:("x, if x is rational"),("-x, if x is irrational"):}, then f(x) is