Find the equation of f the tangent to the curve at the given point:

y= (2x)/(x-1), point (2,4)

Also A canister is dropped from a helicopter hovering 50 m above the ground Unfortuanately its parachute does not open. Its been designed to withstand an impact velovity of 100 m / s Will it burst or not ? Acceleration = 9.8m/s^2