2. The distance between two towns is 7 km. On a map, the distance between the towns is 28 cm. Find, as a ratio, the scale of the
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Take
so that you have
which gives a Jacobian determinant of
So upon transforming the coordinates to the u-v plane, you have (and I'm guessing on what the integrand actually is)
so that you have
which gives a Jacobian determinant of
So upon transforming the coordinates to the u-v plane, you have (and I'm guessing on what the integrand actually is)