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Common ratio
The ratio of successive terms of a geometric sequence
Conjugates
The sum and the difference of the same two terms
Geometric sequence
a sequence in which each term is found by multiplying the previous term by the same number
Radical expression
an expression that contains a square root
Zero exponent
The number always will equal one
Nth term
The number that must be multiplied times itself n times to equal a given value
cube root
One of three equal factors of a number
constant
A value that does not change
negative exponent
an exponent less than zero which causes the base and its exponent to move positions in a fraction
rationalizing the denominator
to eliminate radicals from a denominator or fractions from a radicand
Note 
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