Question

Question about revolution solids

Answer 1

ere is the problem and the solution that i made but that is wrong, so i don´t know where i m wrong

Answer 2

integrateing the summation seems an odd procedure to me

Answer 3

integration is an exact, summation is an estimate. you are asked to estimate the volume as if it was made of discrete sections; so you will want to use the volume of each appropriate cylindar and add up the results

Answer 4

i understand...i will try and i will ask again if i get some problem...thanks amistree

Answer 5

youre welcome