Question 1 represents the price of certain models of bicycles sold by a bicycle shop. Vector n = represents the number of bicycles sold of each model, respectively. Calculate the total sales of all the bicycles. Sales = Question Help: Message instructor D Post to forum Submit Question K MacBook Pro esc C G Search or type URL . - @ # & 2 3 4 5 Q W m tab R T Y A D C.Question 3 Let u = (-6, 7, -4) and v = (2, -1, 0). Compute the following: U . v = J . u = 4 ( 7 . 7) ( 42) . u . (47) Question Help: Message instructor O Post to forum Submit Question esc C G Sea