Solving cosz=2: A Logarithmic Approach

Thread starter kathrynag
Start date Mar 10, 2009
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Approach Logarithmic

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kathrynag

Thread starter
Mar 10, 2009

Homework Statement

Sove cosz=2

Homework Equations

The Attempt at a Solution

I need to solve this, but am not quite sure how. I was told to use log.

Discussion

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lanedance

Homework Helper

Mar 11, 2009

Hi kathrynag welcome to pf

i assume you're working with complex numbers...

does the complex expression of cos help
[tex]\cos{z} = \frac{e^{iz}+e^{-iz}}{2}[/tex]

Solving cosz=2: A Logarithmic Approach

Homework Statement

Homework Equations

The Attempt at a Solution

Discussion

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Solving cosz=2: A Logarithmic Approach

Homework Statement

Homework Equations

The Attempt at a Solution

Discussion

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