Analytic functions
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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