(1 point) consider the region rr in the xyxy-plane that is described by the intersection
(1 point) consider the region rr in the xyxy-plane that is described by the intersection of the four lines: 5xβ6y=15xβ6y=1 5xβ6y=65xβ6y=6 6x+4y=36x+4y=3 6x+4y=46x+4y=4 use the transformation tt described by u=5xβ6yu=5xβ6y and v=6x+4yv=6x+4y to evaluate the following double integral: