I came upon an equation similar to 0 = (cos x)^2 - x^2 or even 0 = cos x - x and i don't have a clue how to solve it analytically. I tried taking inverse cosine function on both sides but that still doesn't isolate the x. How would you do it?(adsbygoogle = window.adsbygoogle || []).push({});

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# Homework Help: Equation solving

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