SOLUTION: if sec(x)+tan(x)=2 then what is sec(x)-tan(x)

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Question 872075: if sec(x)+tan(x)=2 then what is sec(x)-tan(x)
Answer by richard1234(7193) About Me  (Show Source):
You can put this solution on YOUR website!
(sec x + tan x)(sec x - tan x) = sec^2 x - tan^2 x = 1 (by identity)

2 (sec x - tan x) = 1

sec x - tan x = 1/2