syudy guide for quiz xxxi

12 2 1 5 1 5 2 then the double angle understand the

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Unformatted text preview: ) for x = α1 reads tan 2 α1 2· = 1− = 5 . 12 2 1 5 1 5 2 Then the Double Angle Understand the following: • Let α1 be as above. Then the Double Angle Formula (♣) for x = 2 α1 reads tan 4 α1 = tan 2 2 α1 2· = 1− = The case y = − • (♦) • tan π 4 5 12 5 12 2 120 . 119 of the Addition Formula. x− tan x −1 tan x π 4 +1 = . Understand the following: Let α1 be as above. Then the above formula (♦) for x = 4 α1 reads tan 4 α1 − π 4 = = 3 120 119 120 119 1 . 239 −1 +1 • Machin’s formula. n −1 16 2n + 1 52n+1 ∞ Formula. π = n=0 − 4 2392n+1 . Or the same to say, 4 16 − 1 5 2391 − 1 7 − 1 3 16 4 − 3 5 2393 + 1 5 16 4 − 5...
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This note was uploaded on 01/12/2014 for the course MATH 116 taught by Professor Scholle,minho during the Fall '08 term at Kansas.

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