A vector starts at point ( -3, 8) and ends at point (-2, 2) what is the horizontal component of the vector? A vector starts at point ( 1, 9) and ends at point (6, -5) what is the magnitude of the vector, answer to two decimal places.

A vector starts at point ( -1, -10) and ends at point (8, -8) what is the vertical component of the vector?

Please help me! it would be greatly appreciated

Joel wants to buy a new tablet computer fram a store having a 20% off sale on all tablets. the tablet he wants has an original cost of $190. he also wants to make sure he has enough money to pay the 5% sales tax. part one joel uses the incorect expression 0.95(190)(0.8) to calculate that the tablet will cost him a total of $144.40. describe his error and write the correct expression part two how much will joel pay for the tablet show your work if you answer this question correctly you will receive a prize of 99 points good luck