ajames2182
23.06.2020 •
Mathematics
A professor must randomly select 4 students to participate in a mock debate.
There are 20 students in his class. In how many different ways can these
students be selected, if the order of selection does not matter?
Solved
Show answers
More tips
- S Style and Beauty How to Make Your Lips Fuller? Ideas and Tips for Beautiful Lips...
- C Computers and Internet How to Learn to Type Fast?...
- A Art and Culture Who Said The Less We Love a Woman, the More She Likes Us ?...
- F Family and Home Parents or Environment: Who Has the Most Influence on a Child s Upbringing?...
- H Health and Medicine Is it true that working with a computer is harmful to your eyesight?...
- H Health and Medicine Boosting Immunity: A Complete Guide on How to Improve Your Body’s Natural Defenses...
- P Philosophy Unidentified Flying Object - What is the Nature of this Phenomenon?...
- C Computers and Internet How to Teach Older Generations to Work with Computers?...
- G Goods and services How to Choose a Coffee Maker? The Ultimate Guide for Coffee Lovers...
- C Computers and Internet Porn Banner: What It Is and How to Get Rid Of It?...
Answers on questions: Mathematics
- M Mathematics Solve 2(x + 1) + 4 = 8. a. 1 b. 6.5 c. 4 d. 3...
- M Mathematics Melinda has $22 and plans to save $10 each week. george has $10 and plans to save $13 each week. in how many weeks will they have the same amount saved?...
- M Mathematics What does the symbol kg represent in the metric system?...
- M Mathematics What is 6 and 2 thirds as a decimal...
- M Mathematics Write the equation of line, in slope-intercept form, that is perpendicular to y = \frac{1}{4}x y = 1 4 x and passes through the point (2, -5). your answer must be in y = mx +...
- M Mathematics The lowest temperature on a winter morning was –8°f. later that same day the temperature reached a high of 24°f. by how many degrees fahrenheit did the temperature increase? a....
- M Mathematics Find the sum of the given polynomials. 5m + 2n, n - 3m, and 7 - 3n 7 - 2m 2m + 7 14m + 5n - 6 9m...
- M Mathematics Rachel has developed a plan to start paying off her credit card debt, and has stopped making purchases with her credit card. she has a credit card balance of $1,120.87. her card...
- M Mathematics Conclusions from data - confidence intervals and margins of error right answers only!...
- M Mathematics Black Lives matter D. Trump can suckk my l}ick...
Ответ:
Step-by-step explanation:
We can use combinations
20 choose 4:
20!/(16!*4!)
= (20*19*18*17)/4!
= 4845
Ответ:
Step-by-step explanation:57