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Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.4: Values Of The Trigonometric Functions
Problem 38E
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Please choose all answers below and kindly pick the correct letter below.
Which of the following is(are) true?
(Choose all applicable answers.)
coth x
er
e +e-
cosh x =
2
e +e-a
sinh x =
tanh x =
er
2
O cschx
et +e-*
2
sechx
et +e-*
Transcribed Image Text:Which of the following is(are) true? (Choose all applicable answers.) coth x er e +e- cosh x = 2 e +e-a sinh x = tanh x = er 2 O cschx et +e-* 2 sechx et +e-*
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