### Home > A2C > Chapter 10 > Lesson 10.2.1 > Problem 10-70

10-70.

Graph *x*-axis, faster and faster, so that it appears to form a sphere. Sketch the sphere and then find its volume. Note: The volume of a sphere is given by * *.

Square both sides of the first equation and convert it into graphing form. What is the radius of the sphere?