Mark the correct alternative in the following:
The number of distinct real roots of 
lies in the interval 
is
∆=(csc x+2 sec x )[(csc x-sec x)2 ]
Case1: (csc x+2 sec x )=0
(1st real root)
Case:
(csc x-sec x)2 =0
Tan x=1 (2nd real root)
1
Mark the correct alternative in the following:
The number of distinct real roots of lies in the interval is
∆=(csc x+2 sec x )[(csc x-sec x)2 ]
Case1: (csc x+2 sec x )=0
(1st real root)
Case:(csc x-sec x)2 =0
Tan x=1 (2nd real root)