If vector u = < -3.5, -1.5> and vector v = < -1.25, 2.25> , which graph shows the resulting vector for 2v − u?

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

The serenity and the mystic are sail boats. the serenity and the mystic start at the same point and travel away from each other in opposite directions. the serenity travels at 16 mph and the mystic travels at 19 mph. how far apart will they be in 3 hours?

Aflagpole broke in a storm. it was originally 8 1 81 feet tall. 2 8 28 feet are still sticking straight out of the ground, where it snapped, but the remaining piece has hinged over and touches the ground some distance away. how far away is the end of the pole from the base of the pole along the ground?