The point Q Q\,Q lies on the curve with equation y=xx+3y = x\sqrt{x+3}y=xx+3 with xxx-coordinate 1.
Find an equation of the normal to the curve at the point QQQ.
[5]
Markscheme
9.8 Implicit Differentiation Questions
47 exam-style questions on Edexcel A Level Maths 9.8 Implicit Differentiation. Each one has a worked solution and a mark scheme showing where the marks go.