What is the surface area produced by rotating #f(x)=sinx/cosx, x in [0,pi/4]# around the x-axis?
1 Answer
Mar 5, 2016
Curved-surface cone , with vertex at the origin and base unit circle generated by the rotation of the terminal point of the curve
Explanation:
In nature, similar vertical pyramids are created by lava, from volcanic eruptions.
