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Asked by Anonymous

Prove that the equation is an identity.

sec x/(sec x -tan x)=sec^2 x +sec x tan x
11 years ago

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Answered by Steve
multiply top and bottom by sec+tan and recall that

sec^2-tan^2 = 1
11 years ago
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Prove that the equation is an identity.

sec x/(sec x -tan x)=sec^2 x +sec x tan x

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