Consider the unsteady flow u = u_0, v = kt, w = 0, where u_0 and k are positive constants. show that the streamlines are straight lines, and sketch them at two different times. also show that any fluid particle follows a parabolic path as time proceeds.

Twenty percent of what number is 40?

Arestaurant needs to buy thirty-seven new plates. if each box has five plates in it, how many boxes will they need to buy?

Graph the system of inequalities presented here on your own paper, then use your graph to answer the following questions: y > 2x + 3y is less than negative 3 over 2 times x minus 4part a: describe the graph of the system, including shading and the types of lines graphed. provide a description of the solution area. (6 points)part b: is the point (â’4, 6) included in the solution area for the system? justify your answer mathematically. (4 points)