Question 707582
Find all solutions of each equation in the interval [0, 2pi)
(Cscx-2)(cotx+1)=0
cscx-2=0
cscx=-2
sinx=-1/2
x=7π/6, 11π/6 (in quadrants III and IV where sin and csc are>0
..
cotx+1=0
cotx=-1
tanx=-1
x=3&#960;/4, 7&#960;/4 (in quadrants II and IV where tan and cot<0