The point P P\,P lies on the curve with equation y=3x2x−1\displaystyle y = \frac{3x}{2x-1}y=2x−13x with x x\,x coordinate 1.
Find an equation to the tangent to the curve at the point PPP.
74 exam-style questions on OCR A Level Maths 1.7.18 Chain rule (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.