calculus
posted by fifi .
The area enclosed between the xaxis, the curve y=x(2x) and the ordinates x=1 and x=2 is rotated through 2π radians about xaxis. (
a)Calculate the volume of the solid revolution formed.
(b)Calculate the rotating area.

I did the same question this morning
http://www.jiskha.com/display.cgi?id=1338115255
Respond to this Question
Similar Questions

Calculus
Determine the volume of the solid abtained when the region bounded by y=sqrt x and the line Y=2 and x=0 is rotated: (i) about the xaxis (ii) about the line x=4. (i) Each element of the body of revolution with thickness dx, has area … 
please help calculus
find the volume of the solid formed by revolving the region bounded by y=e^x, y=0, x=o and x=1 about the y axis by using the shell method, i got v=2*pi int(o to 1) (x)(e^x) dx and my teacher said the answer is e/2 but i keep getting … 
Calculus
1. Find the volume formed by rotating the region enclosed by x=5y and x=y^3 with y¡Ý0 about the yaxis. 2. Find the volume of the solid obtained by rotating the region bounded by the given curves about the specified axis y=18x6x^2 … 
Calculus
This problem set is ridiculously hard. I know how to find the volume of a solid (integrate using the limits of integration), but these questions seem more advanced than usual. Please help and thanks in advance! 1. Find the volume of … 
calculus
Let R be the region in the first quadrant that is enclosed by the graph of y = tanx, the xaxis, and the line x = π/3 h. Find the area of R i. Find the volume of the solid formed by revolving R about the xaxis 
calculus
The area enclosed between the xaxis, the curve y=x(2x) and the ordinates x=1 and x=2 is rotated through 2π radians about xaxis. ( a)Calculate the volume of the solid revolution formed. (b)Calculate the rotating area. 
calculus
The area enclosed between the xaxis, the curve y=x(2x) and the ordinates x=1 and x=2 is rotated through 2π radians about xaxis. (a)Calculate the volume of the solid revolution formed. (b)Calculate the rotating area. from this … 
Solids of Revolution
The region enclosed by the curve y =e^x, the xaxis, and the lines x=0 and x=1 is revolved about the xaxis. Find the volume of the resulting solid formed. 
calculus
Find the coordinates of the centroid of the following volume of revolution formed by rotating the area bounded by y^24=x^2, x=0,x=1, And the "x" axis about the "x" axis. 
calculus
How to calculate the volume of rotating object formed by the area between curve y=x^2 and y=3x which is rotating through : a. x axis b. y axis ; using skin tube methode