||'''Book'''|| Advanced Engineering Mathematics ||
 ||'''Author'''|| Erwin Kreyszig ||
 ||'''Edition'''|| 8th Edition ||

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{{{

#total no. of outcomes -> 6*6=36
# no. of desired outcomes : 4,5,6
# 4 : (1,3),(2,2),(3,1) ; 5: (2,3),(3,2),(1,4),(4,1) ; 6: (3,3)
#answer:
8/36

}}}

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 * '''Solution by''': 
   * Akash Singh, Student, CRCE