Let

be the ellipsoid with equation

so that the volume of

is given by the triple integral

Consider the augmented spherical coordinates given by the identities

Computing the Jacobian, we find that the volume element is given by

so that the volume integral can be written as
The answer to this question is 14 3/4
X would equal 8 and y would equal -7
Answer:
C - He substituted incorrectly when calculating the constant of variation.