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PreCalc PreReq Test
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Gravity
Terms in this set (11)
Natural #s
counting #s
Whole #s
natural #s and 0
Integers
Positive and negative whole numbers and 0
Rationals
any number that can be written as a fraction a/b
Irrationals
non-terminating, non-repeating decimals
Reals
set of all rational and irrational numbers
Scientific Notation
Numbers in the form +- Cx10^n where 1<=c<10 and n is an integer
Radicals
nth root of a number
Simplifying Radicals
1. All possible perfect (squares, cubes, etc) have been removed from the radical
2. No fractions under √
3. No radicals in the denominator
4. Index of radical is reduced
Like Radicals
Same index and same radicand
Domain
set of real numbers for which an algebraic expression is defined
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