question 1.
Find the volume of the tretrahedron bounded by the coordinate planes and the plane through (2,0,0), (0,3,0), and (0,0,1).
question 2.
Evaluate the triple integral of a function f(x,y,z) over the tetrahedron G with vertices (0,0,0), (1,1,0), (0,1,0) and (0,1,1).