SOLUTION: Convert to a form involving sin x, cos x, and/or tan x using sum or difference identities. tan(7π/4+x)

Algebra ->  Trigonometry-basics -> SOLUTION: Convert to a form involving sin x, cos x, and/or tan x using sum or difference identities. tan(7π/4+x)      Log On


   

Question 849124: Convert to a form involving sin x, cos x, and/or tan x using sum or difference identities.
tan(7π/4+x)
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Convert to a form involving sin x, cos x, and/or tan x using sum or difference identities.
tan(7π/4+x) = [tan(-pi/4) + tan(x)]/[1-tan(-pi/4)*tan(x)]
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= [tan(x)-1]/[tan(x)+1]
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Cheers,
Stan H.
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