la. Given the parabola below, f(t), has the following cartesian coordinates, determine an expression for a parabolic train, p(t), using the unit step function to show that the first 5 seconds of this waveform repeats causally for all eternity. (1,7), (3,9) and (5,3) 10 5 1 2 3 5 6 Vier

Given the position function, – 3r² +5, describe the motion of the particle at t= 2

The line joining two points A(2,0) and B(3,1) is rotated about A in anticlockwise direction through an angle of 15°. Find the equation of the line in the new position. If B goes to C in the new position,what will be the coordinates of C?