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Terms in this set (9)
In Algebra a term is either a single number or variable, or numbers and variables multiplied together. Terms are separated by + or − signs.
A fixed value. In Algebra, a constant is a number on its own, or sometimes a letter such as a, b or c to stand for a fixed number. Example: in "x + 5 = 9", 5 and 9 are constants. If it is not a constant it is called a variable.
a numerical or constant quantity placed before and multiplying the variable in an algebraic expression
Math Term Definition. Algebraic Expression. An algebraic expression is a mathematical phrase that can contain ordinary numbers, variables (like x or y) and operators (like add,subtract,multiply, and divide). Here are some algebraic expressions: a + 1.
a quantity representing the power to which a given number or expression is to be raised, usually expressed as a raised symbol beside the number or expression
Evaluate expressions. A variable is a letter, for example x, y or z, that represents an unspecified number. ... To evaluate an algebraic expression, you have to substitute a number for each variable and perform the arithmetic operations.
When you look at a problem with numbers, you are most likely looking at a numerical expression. A numerical expression is a mathematical sentence involving only numbers and one or more operation symbols. Examples of operation symbols are the ones for addition, subtraction, multiplication, and division.
Math Term Definition. Algebraic Expression. An algebraic expression is a mathematical phrase that can contain ordinary numbers, variables (like x or y) and operators (like add,subtract,multiply, and divide). ... The "3x" means multiply the variable x by 3.
A variable is a quantity that may change within the context of a mathematical problem or experiment. Typically, we use a single letter to represent a variable. The letters x , y , and z are common generic symbols used for variables.
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