Homework Statement
PARTA:
Consider a fluid in which \rho = \rho(x,y,z,t); that is the density varies from point to point and with time. The velocity of this fluid at a point is
v= (dx/dt, dy/dt, dz/ dt)
Show that
dp/dt = \partialt\rho + v \cdot \nabla\rho
PARTB:
Combine the above...