`({:(,30),(,0):}) ({:(,30),(,10):})- ({:(,30),(,10):}) ({:(,30),(,11):})+.....+{:((,30),(,20):}) ({:(,30),(,30):})` बराबर है

({:(30),(0):})({:(30),(10):})-({:(30),(1):})({:(30),(11):}) + ... + ({:(30),(20):})({:(30),(30):}) is equal to

The value of ((30),(0))((30),(10))+((30),(1))((30),(11))+((30),(2))((30),(12))+ . . .((30),(20))((30),(30)) is:

The value of {:((30), (0))((30), (10))-((30), (1))((30),( 11)) +((30), (2))((30), (12))+....+((30), (20))((30), (30)):}

Find the value of ((30),(0))((30),(10))-((30),(1))((30),(11))+((30),(2))((30),(12))+....+((30),(10))((30),(20))

The value of ((30), (0))((30), (10))-((30), (1))((30),( 11)) +((30), (2))((30), (12))+.....+((30), (20))((30), (30))= ^60 C 20 b. ^30 C 10 c. ^60 C 30 d. ^40 C 30

The value of ((30), (0))((30), (10))-((30), (1))((30),( 11)) +(30 2)(30 12)++(30 20)(30 30)= ^60 C 20 b. ^30 C 10 c. ^60 C 30 d. ^40 C 30

The value of ((30), (0))((30), (10))-((30), (1))((30),( 11)) +(30 2)(30 12)++(30 20)(30 30)= a. ^60 C 20 b. ^30 C 10 c. ^60 C 30 d. ^40 C 30

The probability that out of 10 person, all born in June, at least two have the same birthday is (a) (""^(30 C_(10)))/((30)^(10)) (b) 1 - (""^(30) C_(10))/(30!) (c) ((30)^(10) - ""^(30) P_(10))/((30)^(10)) (d) None of these

The value of (30,0)(30,10)-(30,1)(30,11)+(30,2)(30,11)-.........+(30,20)(30,30), where (n,r)=nC_(r) is a.(30,10) b.(30,15) c.(60,30)d.(31,10)