Home
Class 11
MATHS
The total number of 9 digit numbers whic...

The total number of 9 digit numbers which have no repeated digit is

A

`lfloor10`

B

`lfloor9`

C

`10xxlfloor10`

D

`9xxlfloor9`

Text Solution

Verified by Experts

Promotional Banner

Similar Questions

Explore conceptually related problems

The total number of 4-digit numbers is

Find the total number of 9-digit numbers which have all different digits.

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

Cube of a 2-digit number may have seven or more digits

Find the number of n digit numbers, which contain the digits 2 and 7, but not the digits 0, 1, 8, 9.

State true or false : The cube of a two digit number may have seven or more digits.

Find the number of 4-digit numbersthat can be formed using the digits 1, 2, 3, 4, 5 if no digit is repeated. How many of these will be even?

What is the maximum number of digits in the repeating block of digits in the quotient while computing 1/17 ? Perform the division to check your answer.