Question

in volumes of revolution (calculus) is there a difference between rotation about the y and x axis?

Answer 1

dy and dx

Answer 2

u need to use different splices

Answer 3

is that the only difference i write in the formula?

Answer 4

normally using disc method if you revolve around x-axis then integrate wrt x
revolve around y-axis integrate wrt y

Answer 5

they are totally different because the equation changes

Answer 6

ok thanx do i check for the intersection points or do i just use the given interval