Textbook Question
In Exercises 21–28, evaluate each expression.
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10. Combinatorics & Probability
Combinatorics
Back10. Combinatorics & Probability
Combinatorics
- Textbook QuestionIn Exercises 9–30, use the Binomial Theorem to expand each binomial and express the result in simplified form. (x+2)³506views
- Textbook QuestionIn Exercises 9–30, use the Binomial Theorem to expand each binomial and express the result in simplified form. (x − 1)^5495views
- Multiple Choice
How many possible outcomes are there if you roll 5 dice?
388views - Multiple Choice
How many options are there for license plates with any three letters (A-Z) followed by any 3 numbers (0-9)?
375views - Multiple Choice
Phone numbers are 10 digits long. How many possible phone numbers are there if the 1st and 4th numbers can't be 0?
381views - Multiple Choice
A student formed a club at their school. They have 13 members, and need to elect a president, vice president, and treasurer. How many ways are there to fill these officer positions?
422views1rank - Multiple Choice
Emily is organizing her closet. She has 15 shirts left to hang but has space in one section for 6 shirts. How many ways could she hang shirts in that section?
368views - Multiple Choice
Evaluate the given expression.
335views - Multiple Choice
You want to arrange the books on your bookshelf by color. How many different ways could you arrange 12 books if 4 of them have a blue cover, 3 are yellow, and 5 are white?
296views - Multiple Choice
How many ways are there to arrange the letters in the word CALCULUS?
377views - Multiple Choice
From a class of 28 students, in how many ways could a teacher select 4 students to lead the class discussion?
323views - Multiple Choice
Evaluate the given expression.
362views - Textbook QuestionIn Exercises 39–48, find the term indicated in each expansion. (x − 1/2)^9; fourth term419views
- Textbook QuestionIn Exercises 39–48, find the term indicated in each expansion. (x²+y³)^8; sixth term431views