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Homework Statement
A gun is shoot straight up. Assuming that the air drag on the bullet varies quadratically with speed, and the equation of motion for the bullet is (m/2)(dv^2/dx)= -mg-(cv^2).
Find for the downward motion , v^2 in terms of x.
Taking that upward direction is positive.
Homework Equations
The Attempt at a Solution
From the thing I uploaded, is my A statement correct?
is my B, (-V)^2 correct?
in C , that is displacement or distant? I think that is displacement.
Please guide , thanks