The cartesian equation of trajectory is(where u = Velocity of projecti – McqOptions

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1.	The cartesian equation of trajectory is(where u = Velocity of projection, α = Angle of projection, and x, y = Co-ordinates of any point on the trajectory after t seconds.)
A.	y = (gx²/2u² cos²α) + x. tanα
B.	y = (gx²/2u² cos²α) - x. tanα
C.	y = x. tanα - (gx²/2u² cos²α)
D.	y = x. tanα + (gx²/2u² cos²α)
Answer» D. y = x. tanα + (gx²/2u² cos²α)

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