Parabola - problems

  1. Ball
    balicstic Ball was fired at an angle of 35° at initial velocity 437 m/s. Determine the length of the litter. (g = 9.81 m/s2).
  2. Parabola
    parabola_1 Find the equation of a parabola that contains the points at A[-8; -6], B[-1; -9], C[8; -6]. (use y = ax2+bx+c)
  3. Ballistic curve
    sikmyvrh The ballistic grenade was fired at a 45° angle. The first half ascended, the second fall. How far and how far it reached if his average speed was 1200km/h, and 12s took from the shot to impact.
  4. Parabola 3
    parabola_2 Find the equation of a parabola with its focus at (0,2) and its vertex at the origin. ?

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