The points of discontinuity of the function

f(x) = [x] sin Π / [x+1]

where[.] denotes the gretest integer function, are

(a) x belonging to I - {-1,0}

(b) x belonging to I - {0}

(c) x belonging to I - {-1}

(d)none of these

Tushar Watts , 15 Years ago

Grade 12