initial commit / add all books

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+// Example 2_1

+clc;funcprot(0);

+// Given data

+// s=2t^3-24t+6;

+v_a=72;// Velocity in m/s

+v_b=30;// Velocity in m/s

+t_0=1;// s

+t_1=4;// s

+

+// Calculation

+// v=6t^2-24;

+// a=12t;

+// (a)

+t=sqrt((v_a+24)/6);// Time in s

+// (b)

+a=sqrt((v_b+24)/6);// Time in s

+// (c)

+s4=((2*t_1^3)-(24*t)+6);// m

+s1=((2*t_0^3)-(24*t_0)+6)// m;

+deltaS=s4-s1;// The net displacement during the specified interval in m

+printf("\n(a)The time required for the particle to reach a velocity of 72 m/s from its initial condition at t=0 is %1.0f s.\n(b)The acceleration of the particle a=%2.0f m/s^2 \n(c)The net displacement,deltaS=%2.0f m",t,a,deltaS);