What does exclamation mark mean in math?
An exclamation mark is a punctuation mark used to express mild or moderate excitement or strong feelings. It is used most often in written text to express surprise or strong emotion. When used in mathematics, the exclamation mark is used to show a function with an unspecified argument (such as f(x)).
What does exclamation mark mean in a word problem?
In a word problem that involves addition, subtraction, multiplication, or division, an exclamation point can represent more than one number. For example, if you want to express the question “I want to add 6 apples to 20 pears”, you could use the symbols 6! (six factorial) to represent the number of ways you can add 6 apples and 20 pears. Using the exclamation point to represent more than one number is a common mistake made by beginning students.
What does exclamation mark mean in mathematics?
This symbol is used to express an extremely large number. It can be used in simple addition, subtraction, multiplication, division, or any other mathematical operation that involves numbers. A question mark is sometimes used in conjunction with the exclamation mark when showing potential solutions to a problem.
What does exclamation mark mean in math equations?
If you see an equation with an exclamation mark in it (or multiple exclamation marks), it usually means that the equation does not have a solution. If you have a graph and a question mark in it, it means that the graph does not show the point at which the line passes through the origin. The exclamation mark is used to represent an impossible value, such as the square root of a negative number.
What does an exclamation mark mean in math?
If you were to look at your high school math book, you may notice that many of your problems contain an exclamation mark. For example, when adding two fractions, the answer will often be a fraction. But if the sum of the two fractions is greater than 1, you will see an exclamation mark. There are many other examples of problems that use the exclamation mark, and each type of problem has a different context.