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GOODMAN
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An urn contains 8 white, 6 blue, and 9 red balls. How many ways can 6 balls be selected to meet each condition?
A) Three balls are blue, 2 are white, and 1 is red.
B) Two are blue, and 4 are red.
 2 years ago
 2 years ago
GOODMAN Group Title
An urn contains 8 white, 6 blue, and 9 red balls. How many ways can 6 balls be selected to meet each condition? A) Three balls are blue, 2 are white, and 1 is red. B) Two are blue, and 4 are red.
 2 years ago
 2 years ago

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DHASHNI Group TitleBest ResponseYou've already chosen the best response.0
use random variables
 2 years ago

Mathisnotfun Group TitleBest ResponseYou've already chosen the best response.1
http://mathforum.org/library/drmath/view/69151.html
 2 years ago

imranmeah91 Group TitleBest ResponseYou've already chosen the best response.1
paging @satellite73
 2 years ago

GOODMAN Group TitleBest ResponseYou've already chosen the best response.0
lol, the other site thing is confusing..
 2 years ago

satellite73 Group TitleBest ResponseYou've already chosen the best response.0
hold on one second
 2 years ago

satellite73 Group TitleBest ResponseYou've already chosen the best response.0
ok 3 blue 2 white 1 red \[\dbinom{6}{3}\dbinom{8}{2}\dbinom{9}{1}\] is it clear how to compute these?
 2 years ago

GOODMAN Group TitleBest ResponseYou've already chosen the best response.0
Wait..so you just divide then multiply? Which results in 72?
 2 years ago
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