Math QUIZ BEE

• A SET is a group or collection of objects.
• Element of set

  E- the symbol used for element

  E/- the symbol use for not element
• A set with no members and element is EMPTY or Null SET
• Its refers to the number of element is CARDINALITY
• It is possible to write down FINITE
• A set is not possible to write down is INFINITE
• Its contains all the elements Universal set
• A set contains another set is SUBSET
• A set of element in both sets is UNION
• A elements that are common to both set is INTERSECTION
• A element in A that are not in element B is DIFFERENCE
• A set of elements that are not in set A but in universal A or B primes is COMPLEMENT
• AUB- union
• A upside down U B- Intersection
• A' or B'- Complement
• (A-B)- Difference
• The absolute value of a number is distance between that numbers and zero are ABSOLUTE VALUE
• Absolute value never ganna be negative
• Integers compose negative and positive numbers
• Closure - n + n = adds n
• Commutative- n + b = b + n
• Associative- (6+2)+1=9

  (2+1)+6=9
• Distributive- 2(4+3)= (2)(4) + (2)(3)
• Identity- 5+0=5 or 0+(10)=10
• Inverse- 10+(-10)=0
• Zero Property- 5-5=0
• ñ- nnnn.... Unlimeted
• GCF- add to itself
• LCM- subtract to itself
• Real numbers- comprise of any number that you use in everyday
• Rational Number- These are numbers that can express as a quotient of two integers a/b