Mark the correct alternative in the following:
If 
, then sec x − tan x is equal to
⇒ sec x – tan x
⇒ sec x – tan x
⇒ -2x
∴ the value of sec x – tan x = -2x, 1/2x.
1
Mark the correct alternative in the following:
If , then sec x − tan x is equal to
⇒ sec x – tan x
⇒ sec x – tan x
⇒ -2x
∴ the value of sec x – tan x = -2x, 1/2x.