Ateacher is buying supplies for her students. she needs 32 folders and one folder costs 11 cents. there is a sale going on where if you buy 3 folders, you get one free. how much will she spend on the folders?

Sketch the vector field vector f( vector r ) = 8vector r in the xy-plane. select all that apply. the length of each vector is 8. the lengths of the vectors decrease as you move away from the origin. all the vectors point away from the origin. all the vectors point in the same direction. all the vectors point towards the origin. the lengths of the vectors increase as you move away from the origin.