(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

Solve the equation:

cos2x - sinx = (1/2) for [0,2pi).

2. Relevant equations

sin^2x + cos^2 = 1

3. The attempt at a solution

cos^2(2x) - sin^2x = 1

1 = 1 Infinite Solutions?

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# Homework Help: Really Hard Trig Equation Someone help please?

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