Analytic functions
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Please see the attachment
Using the Pythagorean theorem (see attached) and knowing the sinz and cosz are analytic functions. What can we say about (see attached)
Show that cos(A+B)=cosAcosB-sinAsinB using exponential expressions for sin and cos
What are the zeros of
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Please see the attachment.
We note , . Then we have
So we ...
Solution Summary
This shows how to use the Pythagorean theorem to work with trigonometric analytic functions.
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