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emyt
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Homework Statement
A cannon is arrange to fire projectiles, with initial speed V0, directly up the face of a hill of elevation angle alpha. At what angle from the horizontal should the cannon be aimed to obtain the maximum possible range R up the face of the hill?
Homework Equations
v = v0 + at?
x = x0 + v0t + at^2 ?
The Attempt at a Solution
I have no idea what to do, please help my self esteem is totally shot .. I can't believe that I actually have no clue