SOLUTION: If cosA= 3/5, find tanA as a fraction

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Question 974930: If cosA= 3/5, find tanA as a fraction
Answer by Alan3354(69443) About Me  (Show Source):
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If cosA= 3/5, find tanA as a fraction
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sin^2 + cos^2 = 1 --> sin(A) = 4/5
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tan = sin/cos
tan(A) = 4/3 (if in Q1)
tan(A) = -4/3 (if in Q4)