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Mathematics, 10.12.2020 16:20 notashley1703
How many ways are there to arrange 4 distinct math books and 5 distinct history books on a shelf if all of the math books have to be together, but the history books do not have to be together?
a. 17, 280
b. 20
c. 2, 880
d. 1024
e. 24
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How many ways are there to arrange 4 distinct math books and 5 distinct history books on a shelf if...
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