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Find the value of the expression. 7! ÷ 3! 5,040 5,034 840 24
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Find the value of the expression. 7! ÷ 3! 5,040 5,034 840 24
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Aug 11, 2019
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Find the value of the expression. 7! ÷ 3! 5,040 5,034 840 24
Mathematics
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Viseshini Reddy
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Viseshini Reddy
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First, let's review what the "factorial operator" ! means.
5! = 5*4*3*2*1.
3! = 3*2*1
7! = 7*6*5*4*3*2*1
Then:
7! 7*6*5*4*3*2*1 7*6*5*4 5040
----- = ----------------------- = ------------- = ----------- = 5040 (answer)
3! 3*2*1 1 1
Rjohnston
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Aug 16, 2019
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