Question

1
What can you say about cosec 0º = ? Is it defined? Why?
sin 0°​

Answer 1

Answer:

Answer Expert Verified

It is not defined as cosec 0 = 1/sin 0 = 1/0 which is undefined because this kind of division is just not defined in mathematics or if you see in books it will be given as infinity which is represented by sign "∞" .