(a) Use the addition formulas for sinh x and cosh x to prove (b) Use (a) to...
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(a) Use the addition formulas for sinh x and cosh x to prove
(b) Use (a) to show that Einstein’s Law of Velocity Addition [Eq. (2)] is equivalent to
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tanh(u+v) = tanh u + tanh v 1+tanh u tanh v
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a tanhuv Hence sinh u cosh v cosh u sinh v cosh u cosh v sinh u sinh v b ...View the full answer
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