The number of different seven digit number that can be written using only the three digits 1,2, and 3 with the condition that the digit 2 occurs twice in each number is

The number of different seven digit numbers that can be written using only the three digit 1, 2 and 3 with the condition that the digit 2 occurs twice in each number is

The number of different seven-digit numbers that can be written using only the three digits 1,2, and 3 with the condition that the digit 2 occurs twice in each number is a.^(2)P_(5)2^(5) b.^7C_(2)2^(5) c.^(7)C_(2)5^(2) d.none of these

The number of different seven-digit numbers that can be written using only the three digits 1, 2, and 3 with the condition that the digit 2 occurs twice in each number is a. ^2P_5 2^5 b. ^7C_2 2^5 c. ^7C_2 5^2 d. none of these

The number of different seven-digit numbers that can be written using only the three digits 1, 2, and 3 with the condition that the digit 2 occurs twice in each number is a. 2P_5 2^5 b. 7C_2 2^5 c. 7C_2 5^2 d. none of these

The number of different seven digit numbers that can be written using only three digits 1,2 and 3 with the condition that the digit 2 occurs twice in each number is

The number of different seven digit numbers that can be written using only three digits 1,2 E3under the condition that the digit 2 occurs exactly twice in each number.

The number of different seven digit numbers that can be written using only three digits 1, 2 &3 under the condition that the digit 2 occurs exactly twice in each number.

The number of 10 digit numbers that can be written by using the digits 2 and 3 is