Review question

# Where are the stationary points on $\cot x-8\cos x$? Add to your resource collection Remove from your resource collection Add notes to this resource View your notes for this resource

Ref: R6549

## Question

The equation of a curve is $y = \cot x - 8 \cos x, \quad (0 < x < \pi).$ Find the coordinates of the points on the curve where $\dfrac{dy}{dx} = 0$.

Sketch the curve.