DETAILS Write and evaluate the definite integral that represents the volume of the solid formed by revolving the region about the x-axis. y = x, y=x 11 DETAILS Neglecting air resistance and the weight of the propellant, determine the work done in propelling a seven-ton satellite to the following heights. (Use 4000 miles the radius of Earth. Round your answers to one decimal place.) (a) 100 miles above Earth4. DETAILS Find the center of mass of the given system of point masses. ( x, y ) = mi 5 4 ( x ; ); ) (2, 2) ( - 3, 1) (1, -4) 5. DETAILS Set up and evaluate the definite integral for the area of the surface generated by revolving the curve abou x 2 y = 1 OS X56 36E Loa Show My Work has not been graded yet. DETAILS Evaluate the definite integral that represents the area of the surface generated by revolving the curve on the indicated interval about the x-axis. y = + 2x 1 SXS 2 6 DETAILS Find the arc length of the graph of the function over the indicated interval. x = = (12 + 2) 3/2, 0 sys 2