calculus help?omg please help..?

0 ⤊

calculus help?omg please help..?

suppose for each real number x, f(x)=cos(x) / lsin(x)l
what is the domain?
find
f(pi/2), f(- pi/2), f(pi/4), f(-pi/4), f(pi/6), f(5pi/6), f(3pi/4)...
what is the range of f?

2007-08-31 14:13:13 · 2 answers · asked by jane j 1 in Science & Mathematics ➔ Mathematics

2 answers

Domain is the entire x-axis EXCEPT for pi and all integral multiples.

The range is ynegitive infinity

You can figure out the values

2007-08-31 14:21:22 · answer #1 · answered by cattbarf 7 · 0⤊ 0⤋

Get a real tutor.

2007-08-31 21:17:16 · answer #2 · answered by Puta Grande 2 · 0⤊ 1⤋