Decide the x-value which is Max value of the function y=4sin(x)+3cos(x) in 0<=x<=2¶ Thanks for helping.
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Endpoints (0,3) and (2,2.3887) 1st derivative $\displaystyle \displaystyle y'=4\cos{x}-3\sin{x}=0\Rightarrow \frac{4}{3}=\tan{x}$ Solve the equation for rel. maxes between [0,2] if there are any.
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