dy/dx = (dy/ds)/(dx/ds)
= (-21s^2)/(-1/s^2 - 6)
now plug in s=-4
Use a formula for slope of a line tangent to a parametric curve to find dy/dx for the curve c(s) = (s^(-1)-6s, -7s^3) at the point with s=-4
1 answer
1 answer