10:5 is equivalent to ?:8

Thelime contains the point(-3,0) and parallel x-3y=3( show all work)

Find the volume of the solid obtained by rotating the region enclosed by the curves y=1x and y=7^-x about the x-axis. (use symbolic notation and fractions where needed.) volume =

Find the length of the normal and the angle it makes with the positive x-axis. (see pictured below)