The value of expression `^47 C_4+sum_(j=1)^5^(52+j)C_3` is equal to a.`^47 C_5` b. `^52 C_5` c. `^52 C_4` d. none of these

The value of sum_(r=0)^(50)(-1)^r((50)C_r)/(r+2) is equal to a . 1/(50xx51) b. 1/(52xx50) c. 1/(52xx51) d. none of these

The value of sum_(0leiltjle5) sum(""^(5)C_(j))(""^(j)C_(i)) is equal to "_____"

If .^(47)C_(4)+underset(r=1)overset(5)(sum).^(52-r)C_(3) is equal to

The value of C(47,4)+C(51,3)+C(50,3)+C(49,3)+C(48,3)+C(47,3) is equal to

Two packs of 52 cards are shuffled together. The number of ways in which a man can be dealt 26 cards so that he does not get two cards of the same suit and same denomination is a. ^(52) C_(26). 2^(26) b. ^104 C_(26) c. ^(52)C_(26) d. none of these

Evaluate ^(47)C_(4)+sum_(j=0)^(3)""^(50-j)C_(3)+sum_(k=0)^(5) ""^(56-k)C_(53-k) .

\ ^5C_1+\ ^5C_2+\ ^5C_3+\ ^5C_4+\ ^5C_5 is equal to a 30 b. 31 c. 32 d. 33

What is .^(47)C_(4)+.^(51)C_(3)+ underset(j=2)overset(5)sum.^(52-j)C_(3) equal to ?

Find the value of ""^(47)C_4+ underset (r=1) overset( 5) sum ""^(52-r)C_3

The points with position vectors 60 i+3j ,40 i-8j ,a i-52 j are collinear if a. a=-40 b. a=40 c. a=20 d. none of these