A certain flow field is described by the stream function where φ has the units...

A certain flow field is described by the stream function

where φ has the units of m²/s when x and y are in meters. Determine the pressure at the point x = 2 m, y = 2 m if the pressure at x=1 m, y=1 m is 200 kPa. Elevation changes can be neglected and the fluid is water.