SOLUTION: Find exact value of Tan(cos^-1(5/13))

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Question 936355: Find exact value of
Tan(cos^-1(5/13))
Answer by Alan3354(69443) About Me  (Show Source):
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Find exact value of
Tan(cos^-1(5/13))
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cos = x/r
x = 5
r = 13
y = sqrt(r^2 - x^2) = 12
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tan = y/x
tan = 12/5