Algebra Definitions
Essential definitions in Algebra
It is a letter (or symbol) that stands for a number
volume_muteCorrect Answer:
variable
Explanation
One of the major differences between arithmetic and algebra is the use of variables. The word variable is based on the root word vary, which means change or changing.
Reference
A number that does not change its value
volume_muteCorrect Answer:
constant
Explanation
In the notation 2c, the number 2 is an example of a constant because it does not change value
Reference
A combination of variables and numbers using arithmetic operations
volume_muteCorrect Answer:
algebraic expression
Explanation
Variables and numbers can be combined with the operations of addition, subtraction, multiplication, and division to create algebraic expressions. Algebraic expressions are simply called expressions.
Reference
A product or quotient of numbers and/or variables.
volume_muteCorrect Answer:
term
Explanation
A term is a product or quotient of numbers and/or variables. A single number or variable is also a term. Examples of terms are:
4, 6a, -w3, 4.6x6, 3/n , -16acd2
Reference
The numerical factor of a term in algebraic expression
volume_muteCorrect Answer:
coefficient
Explanation
Coefficients in this expression 6a - 7b + 9 are 6 and -7
Reference
A term in algebraic expression such as 6, that consists of a single number
volume_muteCorrect Answer:
constant term