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An exclamation point after a number is the factorial function; meaning you should multiply all numbers up to the specified number.

Example: 4! = 1 x 2 x 3 x 4 = 24.

0! is defined as 1.

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Q: How is the exclamation mark used in math?
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Related questions

What is exclamation mark used for?

to loveAnother AnswerThe exclamation mark (!) is used to project emphasis on a sentence.


What does it mean when an exclamation mark is after a word?

An exclamation mark is used to express strong feelings or a high volume.


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What punctuation mark is used twice in a Spanish sentence?

A sentence in Spanish which ends in an exclamation point or question mark will have an upside-down one at the beginning, too. Hola, ¿como te llamas?


What is the difference between an exclamation mark and an exclamation point?

There is no difference between an exclamation mark and an exclamation point. They both refer to the same punctuation symbol (!) used to convey strong emotions or exclamatory statements in writing.


Can you use an exclamation mark after the word good?

Yes, you can use the exclamation mark after the word good. It is used in various sentences of appreciation.


How amazing needs a question mark or not?

How amazing! As it is not a question, an exclamation (!) would be used.How are you? Is a question, a question mark (?) would be used.


How could you use Exclamation used in a sentence?

The exclamation mark is used after a sentence expressing surprise, outrage, disbelief, or something similar (that is, an exclamation). 'I never knew that!' 'Don't you dare speak to me like that!' 'I don't believe you!' The exclamation mark should be used sparingly. Overusing it is a sign of poor writing.


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