[" 14.The total number of five-digit numbers of different digits "],[" in which the digit in the middle is the largest is "]

The total number of five-digit numbers of different digits in which the digit in the middle is the largest is a. sum_(n=4)^9^n P_4 b. 33(3!) c. 30(3!) d. none of these

The total number of five-digit numbers of different digits in which the digit in the middle is the largest is a. sum_(n=4)^9^n P_4 b. 33(3!) c. 30(3!) d. none of these

The total number of five-digit numbers of different digits in which the digit in the middle is the largest is a. sum_(n_4)^9 (n) P_4 b. 33(3!) c. 30(3!) d. none of these

The total number of five-digit numbers of different digits in which the digit in the middle is the largest is a.sum_(n=4)^(n)P_(4) b.33(3!) c.30(3!) d.none of these

The total number of five-digit numbers of different digits in which the digit in the middle is the largest is a. 2^2 . 3^2 . 7^2 b. 2^ 3. 3 . 7^3 c. 2^2. 3^3. 7^2 d. 2^3. 3^2. 7^3

The total number of five-digit numbers of different digits in which the digit in the middle is the largest is a. sum_(n=4)^9 ^n P_4 b. 33(3!) c. 30(3!) d. sum_(n=3)^8 n^n P_3

The total number of 9-digit number which have all different digits is

The total number of 9-digit number which have all different digits is