Please explain the answer and show the souloution. Please do not use programming languages this is for discrete math ! 18 A computer password is required to be 6 characters long. How many passwords arepossible if the password requires 2 letter(s) followed by 4 digits (numbers 0-9), where norepetition of any letter or digit is allowed?There are possible passwords.

Combination is used to take the r things out of n things without repetition. It is denoted as .

Answered: A computer password is required to be 6…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Learning Target L5 (Core): I can correctly structure a careful mathematical proof including all relevant English and mathematical statements. Please remember the academic integrity policy that you swore to uphold. Proofs can be challenging. Just try your best. If you don't get it this week, you have many more opportunities! 1. Prove that if 2 | n and 3 n, then 6 | n. (... like I keep saying in class, this might be obvious, but our goal is the write the formal proof of how we know this is true.) 2. Prove that if n is an integer and n +7 is odd, then n is even, using contraposition.
Please answer no. 6 in full solutions (or you can answer 5 too) thank you
Please explain the answer and show the souloution. This is discrete math do not use Programming language to answet THANKS ! f21
Please type your answer. Explaining it in a way that is readable will help. I'm pretty lost with big-O related questions.
What will the domain be, could you state the domain?
A variable name in the programming language BASIC can be either a letter or a letter followed by a decimal digit -- that is, one of the numbers 0, 1, . . . , 9. How many different variables are possible?_______________ Variables
Permutation and Combination Show Solution 1. How many different car license plates can be made if each plate contains a sequence of three uppercase English letters followed by three digits? 2. Variable names in a certain programming language can be either be a single uppercase letter or an uppercase letter followed by a digit. Find the number of possible variable names.

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A computer password is required to be 6 characters long. How many passwords are possible if the password requires 2 letter(s) followed by 4 digits (numbers 0-9), where no repetition of any letter or digit is allowed? There are possible passwords.