The value of the integral∬D 3(x2 + y2)dxdy,where D is the shaded triangular region shown in the diagram, is _____ (rounded off to the nearest integer).

For the solid S shown below, the value of ∫∫∫S xdxdydz (rounded off to two decimal places) is

A three dimensional region R of finite volume is described by x2+y2≤z3; 0≤z≤1, where x, y, z are real. The volume of R (up to two decimal plac...