Unit 1 Vocabulary

2. a letter or symbol used to represent a number
4. an expression made up of a radical symbol and a radicand
7. an algebraic expression with two unlike terms
8. the distance around a circle
9. the numbers that are multiplied together to create the product
14. a quantity that does not change; a term that has no variable
19. a number multiplied by a variable
20. the form of a polynomial that places the terms in descending exponent order
22. 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
24. a number that cannot be written as the ratio or quotient of two integers. Irrational numbers in decimal form are non-terminating and non-repeating.
25. the sum of the side lengths of a polygon

1. an algebraic expression with one term
3. a mathematical phrase involving at least one variable and sometimes numbers and operation symbols
5. the amount of space occupied by an object
6. a monomial or the sum or difference of two or more monomials where the coefficients are real numbers
10. the number underneath the root symbol; in ba, the a is the radicand
11. uses the symbol f(x) to replace y in the equation
12. an algebraic expression with three unlike terms
13. a real number that can be written as a ratio or quotient of two integers. Rational numbers in decimal form are terminating or repeating.
15. the set of numbers …,-3, -2, -1, 0, 1, 2, 3, and so forth; whole numbers and their opposites
16. a number, a variable, or the product or quotient of numbers and variables
17. in any right triangle, the sum of the squares of the lengths of the legs is equal to the square of the hypotenuse: a2 + b2 = c2
18. the numbers 0, 1, 2, 3, and so forth; the nonnegative integers
21. the greatest volume that a container can hold
23. the set of rational and irrational numbers