2. How many alphabet characters should a password be composed, making sure that there are at least 2 same letter in the password?

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter9: Sequences, Probability And Counting Theory
Section9.5: Counting Principles
Problem 40SE: A family consisting of 2 parents and 3 children is to pose for a picture with 2 family members in...
icon
Related questions
Question

COUNTING lesson (no. 2-4)

2. How many alphabet characters should a password be composed, making sure that there
are at least 2 same letter in the password?
3. If Dustin has a box containing 1 pair of yellow, red, blue, and black handkerchiefs, how
many handkerchiefs must Dustin pull out of the box to guarantee that he has a pair of it?
4. How many cards should you pick in a deck making sure that at least two of the cards will
be spades?
Transcribed Image Text:2. How many alphabet characters should a password be composed, making sure that there are at least 2 same letter in the password? 3. If Dustin has a box containing 1 pair of yellow, red, blue, and black handkerchiefs, how many handkerchiefs must Dustin pull out of the box to guarantee that he has a pair of it? 4. How many cards should you pick in a deck making sure that at least two of the cards will be spades?
Expert Solution
steps

Step by step

Solved in 2 steps

Blurred answer
Recommended textbooks for you
College Algebra
College Algebra
Algebra
ISBN:
9781938168383
Author:
Jay Abramson
Publisher:
OpenStax
Algebra and Trigonometry (MindTap Course List)
Algebra and Trigonometry (MindTap Course List)
Algebra
ISBN:
9781305071742
Author:
James Stewart, Lothar Redlin, Saleem Watson
Publisher:
Cengage Learning
College Algebra (MindTap Course List)
College Algebra (MindTap Course List)
Algebra
ISBN:
9781305652231
Author:
R. David Gustafson, Jeff Hughes
Publisher:
Cengage Learning