Evaluate `.^31C_26-^30C_26``

Evaluate (i) ""^(61)C_(57)- ""^(60)C_(56) (ii) ""^(31)C_(26)- ""^(30)C_(26)

Evaluate: 7/13 times 26

Evaluate (tan26^(@))/(cot64^(@))

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.52C_(26).2^(26) b.^(104)C_(26) c..^(52)C_(26) d.none of these

The value of (8^(-25)-8^(-26)) is a.7xx8^(-25)b7xx8^(-26)c.8xx8^(-26)d .none of these

Evaluate : (tan 26^(@))/(cot 64^(@))

Find the value of (26)^3

Two packs of 52 playing cards are shuffled together . The number of ways in which a man can be dealt 26 cards so that does not get two cards of the same suit and same denomination. (A) ^52C_26 (B) ^52C_26.2 (C) ^52C_26.2^26 (D) none of these