I have two different questions
my first one is differentiate with respect to t
y=x^2-3x find dy/dt when x=3 and dx/dt=2
This is what I did
dy/dt=2x (dx/dt)-3 I am not sure if this is correct
my second one is
xy=4 find dy/dt when x=8 dx/dt=10
I am not sure how to begin this one