Question

Among all curves joining a given point (0,b) on the y-axis to a point on the x-axis and enclosing a given area S together with the x-axis, find the curve which generates the least area when rotated about x-axis.

Answer 1

Answer:

answer is the answer is the peacock

$785x1 \div 544xy42y)255 \sqrt[2444222]51$