Two dice are thrown. The probability that you difference of the points on the dice is 2 or 3

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Rajkishor Patra (M.Sc, Jadavpur University)
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Two important MCQ questions solution with details explanation. From privious Year Paper wbpsc assistant Master/ Mistress recruitment.(Lecture -22).

(Lecture -1)    • The sequence y_n=1+1/1!+1/2!+...+1/n! is c...  
(Lecture -2)    • The general solution of y^2+(x-1/y)dy/dx=0...  
(Lecture -3)    • The vertex of the parabola whose axis is p...  
(Lecture 4)    / nu26cnhvy  
(Lecture -5)    • Which one of the following state lines is ...  
(Lecture -6)    • The system of equations 2x-z=1,2x+4ky-z=1,...  
(Lecture -7)    • If f(x)= minimum {x+|x|,x-[x]} then integr...  
(Lecture -8)    • If the normal at the point lambda to the p...  
(Lecture -9)    • If x^2+y^2=t+1/t and x^4+y^4=t^2+1/t^2, th...  
(Lecture -10)    • (Delta^2/E)x^3 is equal to if h=1  
(Lecture -11)    • Newton's forward interpolation formula for...  
(Lecture -12)    • If a,b,c,d are positive numbers then a/b+b...  
(Lecture -13)    • The limit of (3sinz-sin3z)/(z-sinz) as z t...  
(Lecture -14)    • The volume of the tetrahedron ABCD, A(-1,1...  
(Lecture -15)    • Limit x tends to infinity ([x]+x)/x^2 is e...  
(Lecture -17)    • Delta. Nebla= ?  
(Lecture -18)    • The value of S_n=Integration 0 to π/2 sin(...  
(Lecture -19)    • Pedal equation of r^m=a^mcos(m@)  
(Lecture -20)    • (Z,+) is a quasi group or not?  
(Lecture -21)    • Find inverse of the permutation (1 2 3 4)(...