x and y coordinates changing at the same rate??
Homework Statement
Mark is watching a bug traveling along a countertop in his home. THe bug is wandering along the curve y=x+3x-1. Mark wants to dispose of the bug, but before he does, he is curious to learn at which points on the bug's path are...
Homework Statement
Find the lines that are tangent and normal to the curve x^2 + xy - y^2=1 at (2,3)
Homework Equations
Umm.. first derivative and second derivative?
The Attempt at a Solution
For the tangent line i found the first derivative and used the implicit differentiation(?)...