Or search by topic
There are 3 NRICH Mathematical resources connected to Differentiation of parametric and implicit functions, you may find related items under Calculus.Broad Topics > Calculus > Differentiation of parametric and implicit functions
The family of graphs of x^n + y^n =1 (for even n) includes the circle. Why do the graphs look more and more square as n increases?
Investigate the family of graphs given by the equation x^3+y^3=3axy for different values of the constant a.
Can you find the maximum value of the curve defined by this expression?