2. There are 6 freshmen, 7 sophomores and 5 juniors in a chess club. A group of 6 students will be chosen to complete a competition. How many combinations are possible if there is to be at least one freshman and one sophomore in the group?

2. There are 6 freshmen, 7 sophomores and 5 juniors in a chess club. A group of 6 students will be chosen to complete a competition. How many combinations are possible if there is to be at least one freshman and one sophomore in the group?

College Algebra (MindTap Course List)

12th Edition

ISBN:9781305652231

Author:R. David Gustafson, Jeff Hughes

Publisher:R. David Gustafson, Jeff Hughes

Chapter8: Sequences, Series, And Probability

Section8.CT: Chapter Test

Problem 21CT: How many ways can 4 men and 4 women stand in line if all the women are first?

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