FP3 Complex Number Help Watch

Bengaltiger
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#1
Report Thread starter 12 years ago
#1
Find the real and imaginary parts of tanh(x + iy).
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AlphaNumeric
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Report 12 years ago
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Use the angle addition formula tanh(a+b) = ...., then use tanh(iz) = itan(z), and make the denominator of your expression real, and rearrange to get real plus imaginary.
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Bengaltiger
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#3
Report Thread starter 12 years ago
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Thanks, it worked when i made the denominator real.
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