Posted by Chris on .
I need HELP Verify the identity
Cot3X/CSCX=cosX(csc2X1)

trig 
Reiny,
testing if x = 20ยบ
LS = cot60/csc20
= sin20/tan60 = .1975
RS = cos20(1/sin40  1)
= .5222
Your equation is NOT an identity.
A check should always be your first step when proving complicatedlooking trig "identities".