volume of revolution formulae Flashcards
1
Q
what is the formula for the volume of revolution around the y axis
A
V = π∫[f(y)]2dy
limits are the y values of the bottom and top of volume of revolution
can rearrange function of y in terms of x (f(x)) to find f(y)
2
Q
what is the formula for the volume of revolution around the x axis
A
V = π∫[f(x)]2dx
limits are x values