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CP Algebra: 2-1.2-5

Study with your CP Algebra vice.

QuestionAnswer
Do "Natural Numbers" contain a 0 in their set of numbers? No
What are the first three numbers in the set for "Natural Numbers"? (1, 2, 3...)
Do "Whole Numbers" contain a 0 in their set of numbers? Yes
What are the first three numbers in the set for "Whole Numbers"? (0, 1, 2...)
Do "Integers" contain negatives, positives, or both? Both
Name the first three numbers in the set of "Integers". (...-1, 0, 1...)
Define "Positive Numbers". Greater than zero
Define "Negative Numbers". Less than zero
What is the definition/equation for "Rational Numbers"? d/e
What do the abbreviations mean in the equation/definition "d/e"? d,e = integers e = does not equal 0
What do "Rational Numbers" contain? Integers, fractions, and decimals.
What signs accompany "Abosolute Value"? |x|
With "Abosolute Value" the answer is always what? Positive.
Define "Absolute Value". How many numbers (x) is from 0
If rational numbers have the same sign, you: Add the |absolute values| and keep the same sign.
If rational numbers have different signs: Subract the |absolute values| and use the sign with the greater absolute value.
Define "Additive Inverse Property". The sum of a number and it's additive inverse is 0.
To subract a rational number you: Add it's additive inverse.
What is another word for "Opposites"? -5, 5 Additive Inverse.
What is another word for "Additive Inverse"? -5, 5 Opposites.
When multiplying or dividing integers with the same sign: Mulitply or divide = solution is positive
When multiplying or dividing integers with different signs: Multipy or divide = solution is negative
What are the "Measures of Central Tendency"? 1. Mean 2. Median 3. Mode
Created by: stargal77