Equation of Motion (For Uniformly Accelerated Motion) First Equation: v = u + at Final velocity = Initial velocity + Acceleration × Time Graphical Derivation Suppose a body has initial...
"Like if I have 5 tshirts and i want to gift them to my 5 cousins named A,B,C,D,E, so find number of ways in which particular cousin won't get their particular tshirts." So number of ways: D(n)=n!*(1-1/1!+1/2!-1/3!+.....(-1)^n*1/n!)) Where...