Mathematics, 02.11.2019 05:31 pawfox
There are 12 people on a basketball team. how many different five-person starting lineups can be chosen
a)120
b)792
c)95,040
d)3,991,680
Answers: 1
![^{12}C_5=\frac{12!}{(12-5)!5!}............[^nC_r=\frac{n!}{(n-r)!r!}}]\\=\frac{12\times11\times10\times9\times8\times7!}{7!\times5!}\\\\=\frac{12\times11\times10\times9\times8}{120}=792](/tpl/images/0356/5922/22bce.png)
Another question on Mathematics
Mathematics, 21.06.2019 18:00
The base of a triangle exceeds the height by 7 centimeters. if the area is 400 square centimeters, find the length of the base and the height of the triangle.
Answers: 1
Mathematics, 21.06.2019 18:30
Select the lengths in centimeters that would form a right triangle
Answers: 1
Mathematics, 21.06.2019 20:30
Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.
Answers: 1
You know the right answer?
There are 12 people on a basketball team. how many different five-person starting lineups can be cho...
Questions
History, 25.01.2020 13:31
Chemistry, 25.01.2020 13:31
Chemistry, 25.01.2020 13:31
Mathematics, 25.01.2020 13:31
Mathematics, 25.01.2020 13:31
Biology, 25.01.2020 13:31
Mathematics, 25.01.2020 13:31
Chemistry, 25.01.2020 13:31
History, 25.01.2020 13:31
