3. For any z = x + iy € C, prove that |sin z|? = sin’ x + sinhy.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.4: Multiple-angle Formulas
Problem 54E
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3. For any z = x + iy € C,
prove that |sin z|? = sin’ x + sinhy.
Transcribed Image Text:3. For any z = x + iy € C, prove that |sin z|? = sin’ x + sinhy.
3. For any z = x + iy € C,
prove that |sin z|? = sin’ x + sinhy.
Transcribed Image Text:3. For any z = x + iy € C, prove that |sin z|? = sin’ x + sinhy.
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