Unit 2 Vocabulary

4. One of two identical factors of a number
8. This symbol indicates the principal or nonnegative root of an expression
10. An expression of the form xnis known as a power
11. A number, a variable, or a product of a number and one or more variables
15. The numerical factor in a term
16. is an algebraic fraction whose numerator and denominator are polynomials
17. any nonzero number a and any integer n, a-n = 1/an
18. an equivalent expression having no like terms and no parentheses

1. For any numbers a and b, and any integers m, n, and p, (ambn)p = ampbnp
2. For any number a, and all integers m and n,(am)n = amn
3. For any nonzero number a, a0= 1
5. is the expression under the radical sign
6. An expression consisting of one or more numbers and variables along with one or more arithmetic operations
7. A radical expression is in simplest radical form when the following three conditions are met: 1. No radicands have perfect squares, cubes, etc other than one 2. No radicands contain fractions 3. No radicals appear in the denominator of a fraction
9. Terms that contain the same variables, with corresponding variables with the same power
12. For all numbers a and b, and any integer m, (ab)m= ambm (M are exponents)
13. For all integers m and n and any nonzero number a, aman = am - n
14. In an expression of the form xn, the exponent is n