Please Help!! I need to turn in this test! Use Factoring:

Polynomial that can be factored as (3x-4)(3x+4)

Apassenger train and a freight train leave san jose at 3pm, traveling in the same direction. the passenger train is going three times as fast as the freight train. at 6pm they are 240 miles apart. how fast is each travelling? explain your answer and show your

Given that p = (-7, 16) and q = (-8, 7), find the component form and magnitude of vector qp--> . (options below, will mark )