Question

Help with trigonometric identities?

http://puu.sh/3dRCF.png

Answer 1

at what values will 1/sin theta be undefined

Answer 2

when its 1/0 right

Answer 3

so u need to know when sintheta = 0

Answer 4

everyother point is good

Answer 5

sin theta = 0 when theta = pi

so all real numbers except pi?

Answer 6

all real numbers except integral multiples of pi, as sin n*pi=0

Answer 7

gotcha. thanks. what about simplifying this one?

http://puu.sh/3dRGO.png