Question

 What does the exclamation mark mean in mathematics?

Answer In math, the exclamation mark represents a factorial, as in "n!" The "n!" represents the product of consecutive numbers 1 through "n," as in n!=1x2x3 ... (n-2)(n-1)n. For example, 5!=1x2x3x4x5. Zer... Read More »
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Top Q&A For: What does the exclamation mark mean in mathematics

What does an exclamation mark after a number mean?

An exclamation mark after a number indicates a factorial operation. The number must be an integer. The quantity n! (n factorial) equals the product n(n-1)(n-2) ... (2)(1). For example, 4! = (4)(3)(... Read More »
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What does this mean Computer is in danger! etc. with an exclamation mark in yellow?

DO NOT DO IT! That's exactly what happend to my computer a few weeks ago. It's a Spy Bot Virus. Don't do it. You need to scan your computer for the virus and try to take it out. A lot of times ... Read More »
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What does the exclamation mark inside a double ringed circle mean on a back of a iPhone 3G?

What does an exclamation point mean in math?

In math, when an exclamation point comes after a variable or number, it represents the symbol for "factorial." This means that the number before the exclamation mark is multiplied by all of the num... Read More »
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