Multiple Choice
From a class of 28 students, in how many ways could a teacher select 4 students to lead the class discussion?
323
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10. Combinatorics & Probability
Combinatorics
Back10. Combinatorics & Probability
Combinatorics
- Multiple Choice
Evaluate the given expression.
363views - Textbook QuestionIn Exercises 39–48, find the term indicated in each expansion. (x − 1/2)^9; fourth term420views
- Textbook QuestionIn Exercises 39–48, find the term indicated in each expansion. (x²+y³)^8; sixth term432views
- Textbook QuestionIn Exercises 39–48, find the term indicated in each expansion. (x − 1)^9; fifth term437views
- Textbook QuestionIn Exercises 39–48, find the term indicated in each expansion. (2x + y)^6; third term429views
- Textbook QuestionIn Exercises 31–38, write the first three terms in each binomial expansion, expressing the result in simplified form. (y³ − 1)^20404views
- Textbook QuestionIn Exercises 31–38, write the first three terms in each binomial expansion, expressing the result in simplified form. (x² + 1)^16421views
- Textbook QuestionIn Exercises 31–38, write the first three terms in each binomial expansion, expressing the result in simplified form. (x - 2y)^10415views
- Textbook QuestionIn Exercises 31–38, write the first three terms in each binomial expansion, expressing the result in simplified form. (x+2)^8500views
- Textbook QuestionUse the Binomial Theorem to expand and then simplify the result: (x² +x+ 1)³.459views
- Textbook QuestionFind the middle term in the expansion of (3/x + x/3)^10403views
- Textbook Questionn Exercises 53–54, find f(x + h) − f(x)/h and simplify. f(x) = x^4+7410views
- Textbook QuestionIn Exercises 49–52, use the Binomial Theorem to expand each expression and write the result in simplified form. (x^1/3 +x^-1/3)^3460views
- Textbook QuestionIn Exercises 49–52, use the Binomial Theorem to expand each expression and write the result in simplified form. (x^3 +x^-2)^4479views