Find tan 2/7 directly and by using functions of /7.
Question:
Find tan 2π/7 directly and by using functions of π/7.
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We can use the formula for the tangent of a sum of angles to find tan27 in terms of tan7 tan27 tan7 ...View the full answer
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Related Book For 
Basic Technical Mathematics
ISBN: 9780137529896
12th Edition
Authors: Allyn J. Washington, Richard Evans
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