Question

Asked Jan 20, 2020

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Find *all* solutions of 2cos(x−5)=√2 on the interval [2π,4π].

(Leave your answers in exact form and enter them as a comma-separated list.)

Step 1

First of all, consider given equation and simplify.

Step 2

Now, find the periodicity of the given function.

Step 3

**Then consider general solution for functi...**

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