can u solve these please

8. [0/1 Points] DETAILS PREVIOUS ANSWERS SCALCET9 13.4.025.MI. A ball is thrown at an angle of 45" to the ground. If the ball lands 87 m away, what was the initial speed of the ball? (Round your answer to the nearest whole number. Use g * 9.8 m/s'.) Vo - 34 x m/s Need Help? Read It Watch Master It [-/1 Points] DETAILS SCALCET9 13.4.040. Find the tangential and normal components of the acceleration vector r(0) = ti + 20 j + ek 4 AN Need Help? Read It .[-/4 Points] DETAILS SCALCET9 13.4,003. ind the velocity, acceleration, and speed of a particle with the given position function. v(t) a(!) = Iv(2)I = Sketch the path of the particle and draw the velocity and acceleration vectors for t - 2