Question

6. Find the envelope of x/a+y/b=1 , where a and b are connected by the constant ab=c^2,c is a constant​

Answer 1

Answer:

In the differential geometry of curves, the evolute of a curve is the locus of all its centers of curvature. ... The evolute of a circle is therefore a single point at its center. Equivalently, an evolute is the envelope of the normals to a curve.