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# Algebra

### Unit 1

TermDefinition
Algebra The branch of mathematics that deals with relationships between numbers, utilizing letters and other symbols to represent specific sets of numbers, or to describe a pattern of relationships between numbers.
Binomial Expression An algebraic expression with two unlike terms.
Capacity The greatest volume that a container can hold.
Circumference The distance around a circle.
Coefficient A number multiplied by a variable.
Constant Term A quantity that does not change its value.
Expression A mathematical phrase involving at least one variable and sometimes numbers and operation symbols.
Factor When two or more integers are multiplied, each integer is a factor of the product. "To factor" means to write the number or term as a product of its factors.
Integer The set of numbers...-3,-2, -1, 0, 1, 2, 3,...
Irrational number A number whose decimal form is non-terminating and non-repeating. Irrational numbers cannot be written in the form a/b, where a and b are integers (b cannot be zero). So all numbers that are not rational, are irrational.
Monomial Expression An algebraic expression with one term.
Perimeter The sum of the lengths of the sides of a polygon.
Polynomial function A polynomial function is defined as a function: f(x)=.......... , where the coefficients are real numbers.
Pythagorean theorem It is a theorem that states a relationship that exists in any right triangle. If the lengths of the legs in the right triangle are a and b, and the length of the hypotenuse is c, we can write the theorem as the following equation: a^2 + b^2 = c^2
Radical The symbol, b square root of a, which is read "the bth root of a," is called a radical.
Created by: eric.brock