dy/dx=4x/y..verify that the straight lines y=2x are solution curves, provided x doesnt equal 0.
Use a double integral to find the area of the smaller region bounded by the spiral rtheta=1, the circles r=1 and r=3, and the polar axis. I just need help with setting up the integral.
Why should the value of moment of inertia be relatively close to one another for two different mass but on the same body?
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