Tenor Chapter 4 Pre-Algebra


Terms in this set (...)

In a power, the base is used as a factor as many times as given by the exponent.
cube root
One of three equal factors of a number.
In a power, the exponent tells how many times the base is used as a factor.
irrational number
A number that can not be expressed as a quotient of two integers. The divisor cannot be zero.
An expression that is a number, variable, or a product of numbers and/or variables.
negative exponent
Negative exponents are the result of repeated division. a^-n=1/a^n
perfect cube
A number that is the cube of an integer.
perfect square
A rational number whose square root is a whole number.
radical sign
The symbol used to indicate a non-negative square root.
real number
The set of rational numbers together with the set of irrational numbers.
scientific notation
A method of writing or displaying numbers in terms of a decimal number between 1 and 10 multiplied by a power of 10.
5,000,000=5.0 x 10^6
square root
One of two equal factors of a number.
standard form
A number is in standard form when it does not contain exponents.