Factorial: Denoted by the exclamation mark (!). Factorial means to multiply by decreasing positive integers. For example, 5! = 5 ∗ 4 ∗ 3 ∗ 2 ∗ 1 = 120.
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It means "a Mathematical Expression".
math algebra
An expression is made up of numbers and variables joined by mathematical operations.
There are so many things that make up mathematics concept. This includes mathematical terms and theorems among other things.
It depends on the context:Inverse refers to a statement or theorem opposite.Negative refers to additive opposites.Reciprocal refers to multiplicative opposites.