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What is a letter or symbol used to represent an unknown quantity?
A letter or symbol used to represent an unknown quantity is typically called a variable. In mathematics, common variables include letters such as ( x ), ( y ), and ( z ). These variables can stand for different values in equations and expressions, allowing for the representation of general cases and relationships between quantities.
What does X means in Mathematics?
X is the symbol for multiplication, as in 2X2=4 X (or any other letter) is often used to represent an unknown quantity.
What is a symbol used to represent a quantity that can change called?
It is called a variable.
Is infinity a digit?
No, infinity is not a digit. It is a concept used in mathematics to represent a quantity that is larger than any number. In the decimal system, digits are the symbols used to represent numbers (0-9).
Why can vectors be used to represent forces?
A vector is a quantity with magnitude and direction. Since force has magnitude and direction, it is a vector
