how do you use the !?

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Guest Aug 12, 2015

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Best Answer

This stands for the factorial operator.

n! = n*(n-1)*(n-2)*...*2*1

So, for example, 5! = 5*4*3*2*1 = 120

Just enter the number followed by the ! symbol and press Enter (or =)

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Alan Aug 12, 2015

Alan · Answer 1 · 2015-08-12T12:37:03

This stands for the factorial operator.

n! = n*(n-1)*(n-2)*...*2*1

So, for example, 5! = 5*4*3*2*1 = 120

Just enter the number followed by the ! symbol and press Enter (or =)

.