Number of points where is discontinuous is (where denotes the greatest integer function) |

Number of points where is discontinuous is (where denotes the greatest integer function) |

1 Answer - 5876 Votes

3537

is discontinuous when or is discontinuous at Thus is discontinuous at Now both and are discontinuous at and 2 Then may be continuous at and 2 But and Thus is discontinuous at Also and Hence is discontinuous at also |