algebra 1

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Last updated 4:43 PM on 8/20/26
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15 Terms

1
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variable

an letter with an unknown vaule

2
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expression

a phrase that combines operations, variables, and constants.

3
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equation

a statement that has an equal balance and also

4
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constant

a number

5
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Natural numbers

counting numbers 1-etc

6
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Whole numbers

counting numbers and 0

7
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Integers

includes negative numbers (cant be a fraction)

8
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Rational

can be written as a fraction (rr = repeater and rational)

9
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Irrational

can not be written as a fraction

10
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R + R =

Rational

11
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R x R =

Rational

12
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R + I =

Irrational

13
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R x I =

Irrational

14
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I + I =

Rational or Irrational

15
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I x I =

Rational or Irrational