Find the derivative of f(x)=3sin(x)−4cos(x)f(x) = 3\sin(x) - 4\cos(x)f(x)=3sin(x)−4cos(x).
3cos(x)+4sin(x)3\cos(x) + 4\sin(x)3cos(x)+4sin(x)
3cos(x)−4sin(x)3\cos(x) - 4\sin(x)3cos(x)−4sin(x)
−3cos(x)+4sin(x)-3\cos(x) + 4\sin(x)−3cos(x)+4sin(x)
3sin(x)+4cos(x)3\sin(x) + 4\cos(x)3sin(x)+4cos(x)