`^61 C_57-^(60)C_56`

Evaluate .^61C_57-^60C_56

Evaluate .^61C_57-^60C_56

Evaluate the following : "^61C_57- ^60C_56 .

The value of (""^(47)C_(4))/(""^(57)C_(4))+sum_(j=0)^(3)(""^(50-j)C_(3))/(""^(57)C_(53))+sum_(j=0)^(5)""^((56-k)C_(53-k))/(""^(57)C_(4)) is :

The value of (""^(47)C_(4))/(""^(57)C_(4))+sum_(j=0)^(3)(""^(50-j)C_(3))/(""^(57)C_(53))+sum_(j=0)^(5)""^((56-k)C_(53-k))/(""^(57)C_(4)) is :

Prove that , .^(45)C_(8)+sum_(r=1)^(7).^(52-r)C_(7)+sum_(k=1)^(5).^(57-K)C_(50-K)=^(57)C_(8)

C_(40)H_(56) is the

Find the units-place digit in the expansion of the following: [A] (38)^(20)[B](56)^(74) [C] (57)^(40) [D] (291)^(2018)

C_40H_56 is the