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

Solve the stationary points of y=-sinx+cosx for domain -pi<x<pi

2. Relevant equations

3. The attempt at a solution

Differentiate: d/dx=cosx+sinx But how do i solve?

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# Homework Help: Stationary points of y=-sinx+cosx

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