Question

When a chain hangs under its own weight, its shape is a catenary (from the Latin word for chain). The equation of a catenary with a vertex on the y-axis is . Find the length of the chain from . Then use the same technique from Problem #8 to find the length of the parabola with the same vertex and endpoints.

Answer 1

http://www.jiskha.com/display.cgi?id=1406849570